Home / 692,124.30-1,038,186.45-692,124.30

Finding the Fourth Proportional to 692,124.30, 1,038,186.45 and 692,124.30

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Solution

The fourth proportional to 692,124.30, 1,038,186.45 and 692,124.30 is: 1,038,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,124.30 : 1,038,186.45 = 692,124.30 : x
  2. Step 2: Convert to fraction form
    692,124.30/1,038,186.45 = 692,124.30/x
  3. Step 3: Cross multiply
    692,124.30x = 1,038,186.45 × 692,124.30
  4. Step 4: Simplify right side
    692,124.30x = 718,554,069,975.74
  5. Step 5: Solve for x
    x = 718,554,069,975.74/692,124.30
  6. Step 6: Final answer
    x = 1,038,186.45

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Double scale
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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.