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Finding the Fourth Proportional to 534,169.40, 801,254.10 and 476,108.60

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Solution

The fourth proportional to 534,169.40, 801,254.10 and 476,108.60 is: 714,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,169.40 : 801,254.10 = 476,108.60 : x
  2. Step 2: Convert to fraction form
    534,169.40/801,254.10 = 476,108.60/x
  3. Step 3: Cross multiply
    534,169.40x = 801,254.10 × 476,108.60
  4. Step 4: Simplify right side
    534,169.40x = 381,483,967,795.26
  5. Step 5: Solve for x
    x = 381,483,967,795.26/534,169.40
  6. Step 6: Final answer
    x = 714,162.90

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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.