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Finding the Fourth Proportional to 540,105.60, 810,158.40 and 532,232.40

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Solution

The fourth proportional to 540,105.60, 810,158.40 and 532,232.40 is: 798,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,105.60 : 810,158.40 = 532,232.40 : x
  2. Step 2: Convert to fraction form
    540,105.60/810,158.40 = 532,232.40/x
  3. Step 3: Cross multiply
    540,105.60x = 810,158.40 × 532,232.40
  4. Step 4: Simplify right side
    540,105.60x = 431,192,549,612.16
  5. Step 5: Solve for x
    x = 431,192,549,612.16/540,105.60
  6. Step 6: Final answer
    x = 798,348.60

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Double scale
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Similar ratio
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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.