Home / 836,909.15-1,154,929.13-454,935.93

Finding the Fourth Proportional to 836,909.15, 1,154,929.13 and 454,935.93

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Solution

The fourth proportional to 836,909.15, 1,154,929.13 and 454,935.93 is: 627,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,909.15 : 1,154,929.13 = 454,935.93 : x
  2. Step 2: Convert to fraction form
    836,909.15/1,154,929.13 = 454,935.93/x
  3. Step 3: Cross multiply
    836,909.15x = 1,154,929.13 × 454,935.93
  4. Step 4: Simplify right side
    836,909.15x = 525,418,755,565.96
  5. Step 5: Solve for x
    x = 525,418,755,565.96/836,909.15
  6. Step 6: Final answer
    x = 627,808.60

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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.