Home / 836,518.79-1,154,403.23-454,545.56

Finding the Fourth Proportional to 836,518.79, 1,154,403.23 and 454,545.56

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Solution

The fourth proportional to 836,518.79, 1,154,403.23 and 454,545.56 is: 627,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,518.79 : 1,154,403.23 = 454,545.56 : x
  2. Step 2: Convert to fraction form
    836,518.79/1,154,403.23 = 454,545.56/x
  3. Step 3: Cross multiply
    836,518.79x = 1,154,403.23 × 454,545.56
  4. Step 4: Simplify right side
    836,518.79x = 524,728,854,601.42
  5. Step 5: Solve for x
    x = 524,728,854,601.42/836,518.79
  6. Step 6: Final answer
    x = 627,276.83

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Double scale
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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.