Home / 692,007.30-1,038,010.95-193,371.30

Finding the Fourth Proportional to 692,007.30, 1,038,010.95 and 193,371.30

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Solution

The fourth proportional to 692,007.30, 1,038,010.95 and 193,371.30 is: 290,056.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,007.30 : 1,038,010.95 = 193,371.30 : x
  2. Step 2: Convert to fraction form
    692,007.30/1,038,010.95 = 193,371.30/x
  3. Step 3: Cross multiply
    692,007.30x = 1,038,010.95 × 193,371.30
  4. Step 4: Simplify right side
    692,007.30x = 200,721,526,815.74
  5. Step 5: Solve for x
    x = 200,721,526,815.74/692,007.30
  6. Step 6: Final answer
    x = 290,056.95

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Half scale
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Double scale
Find fourth proportional to 692,008.30, 1,038,012.45 and 193,372.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.