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Finding the Fourth Proportional to 401,715.60, 602,962.20 and 244,251.60

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Solution

The fourth proportional to 401,715.60, 602,962.20 and 244,251.60 is: 366,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,715.60 : 602,962.20 = 244,251.60 : x
  2. Step 2: Convert to fraction form
    401,715.60/602,962.20 = 244,251.60/x
  3. Step 3: Cross multiply
    401,715.60x = 602,962.20 × 244,251.60
  4. Step 4: Simplify right side
    401,715.60x = 147,274,482,089.52
  5. Step 5: Solve for x
    x = 147,274,482,089.52/401,715.60
  6. Step 6: Final answer
    x = 366,613.80

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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.