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Finding the Fourth Proportional to 623,854.20, 934,031.70 and 606,358.20

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Solution

The fourth proportional to 623,854.20, 934,031.70 and 606,358.20 is: 907,836.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,854.20 : 934,031.70 = 606,358.20 : x
  2. Step 2: Convert to fraction form
    623,854.20/934,031.70 = 606,358.20/x
  3. Step 3: Cross multiply
    623,854.20x = 934,031.70 × 606,358.20
  4. Step 4: Simplify right side
    623,854.20x = 566,357,780,354.94
  5. Step 5: Solve for x
    x = 566,357,780,354.94/623,854.20
  6. Step 6: Final answer
    x = 907,836.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.