Home / 828,882.60-1,143,856.04-466,306.35

Finding the Fourth Proportional to 828,882.60, 1,143,856.04 and 466,306.35

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Solution

The fourth proportional to 828,882.60, 1,143,856.04 and 466,306.35 is: 643,501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,882.60 : 1,143,856.04 = 466,306.35 : x
  2. Step 2: Convert to fraction form
    828,882.60/1,143,856.04 = 466,306.35/x
  3. Step 3: Cross multiply
    828,882.60x = 1,143,856.04 × 466,306.35
  4. Step 4: Simplify right side
    828,882.60x = 533,387,332,606.32
  5. Step 5: Solve for x
    x = 533,387,332,606.32/828,882.60
  6. Step 6: Final answer
    x = 643,501.66

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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.