Home / 925,472.55-1,277,217.14-517,612.35

Finding the Fourth Proportional to 925,472.55, 1,277,217.14 and 517,612.35

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Solution

The fourth proportional to 925,472.55, 1,277,217.14 and 517,612.35 is: 714,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,472.55 : 1,277,217.14 = 517,612.35 : x
  2. Step 2: Convert to fraction form
    925,472.55/1,277,217.14 = 517,612.35/x
  3. Step 3: Cross multiply
    925,472.55x = 1,277,217.14 × 517,612.35
  4. Step 4: Simplify right side
    925,472.55x = 661,103,362,707.62
  5. Step 5: Solve for x
    x = 661,103,362,707.62/925,472.55
  6. Step 6: Final answer
    x = 714,341.41

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.