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Finding the Fourth Proportional to 606,427.20, 907,891.20 and 588,931.20

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Solution

The fourth proportional to 606,427.20, 907,891.20 and 588,931.20 is: 881,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,427.20 : 907,891.20 = 588,931.20 : x
  2. Step 2: Convert to fraction form
    606,427.20/907,891.20 = 588,931.20/x
  3. Step 3: Cross multiply
    606,427.20x = 907,891.20 × 588,931.20
  4. Step 4: Simplify right side
    606,427.20x = 534,685,453,885.44
  5. Step 5: Solve for x
    x = 534,685,453,885.44/606,427.20
  6. Step 6: Final answer
    x = 881,697.68

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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.