Home / 680,916.30-1,021,374.45-182,280.30

Finding the Fourth Proportional to 680,916.30, 1,021,374.45 and 182,280.30

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Solution

The fourth proportional to 680,916.30, 1,021,374.45 and 182,280.30 is: 273,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,916.30 : 1,021,374.45 = 182,280.30 : x
  2. Step 2: Convert to fraction form
    680,916.30/1,021,374.45 = 182,280.30/x
  3. Step 3: Cross multiply
    680,916.30x = 1,021,374.45 × 182,280.30
  4. Step 4: Simplify right side
    680,916.30x = 186,176,441,158.34
  5. Step 5: Solve for x
    x = 186,176,441,158.34/680,916.30
  6. Step 6: Final answer
    x = 273,420.45

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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.