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Finding the Fourth Proportional to 577,999.10, 807,624.10 and 577,999.10

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Solution

The fourth proportional to 577,999.10, 807,624.10 and 577,999.10 is: 807,624.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,999.10 : 807,624.10 = 577,999.10 : x
  2. Step 2: Convert to fraction form
    577,999.10/807,624.10 = 577,999.10/x
  3. Step 3: Cross multiply
    577,999.10x = 807,624.10 × 577,999.10
  4. Step 4: Simplify right side
    577,999.10x = 466,806,002,938.31
  5. Step 5: Solve for x
    x = 466,806,002,938.31/577,999.10
  6. Step 6: Final answer
    x = 807,624.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.