Home / 936,612.16-1,292,526.36-506,892.72

Finding the Fourth Proportional to 936,612.16, 1,292,526.36 and 506,892.72

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Solution

The fourth proportional to 936,612.16, 1,292,526.36 and 506,892.72 is: 699,512.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,612.16 : 1,292,526.36 = 506,892.72 : x
  2. Step 2: Convert to fraction form
    936,612.16/1,292,526.36 = 506,892.72/x
  3. Step 3: Cross multiply
    936,612.16x = 1,292,526.36 × 506,892.72
  4. Step 4: Simplify right side
    936,612.16x = 655,172,202,292.10
  5. Step 5: Solve for x
    x = 655,172,202,292.10/936,612.16
  6. Step 6: Final answer
    x = 699,512.81

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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.