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Finding the Fourth Proportional to 596,115.60, 891,840.60 and 386,163.60

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Solution

The fourth proportional to 596,115.60, 891,840.60 and 386,163.60 is: 577,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,115.60 : 891,840.60 = 386,163.60 : x
  2. Step 2: Convert to fraction form
    596,115.60/891,840.60 = 386,163.60/x
  3. Step 3: Cross multiply
    596,115.60x = 891,840.60 × 386,163.60
  4. Step 4: Simplify right side
    596,115.60x = 344,396,376,722.16
  5. Step 5: Solve for x
    x = 344,396,376,722.16/596,115.60
  6. Step 6: Final answer
    x = 577,734.21

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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.