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Finding the Fourth Proportional to 675,459.60, 932,199.20 and 403,524.37

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Solution

The fourth proportional to 675,459.60, 932,199.20 and 403,524.37 is: 556,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,459.60 : 932,199.20 = 403,524.37 : x
  2. Step 2: Convert to fraction form
    675,459.60/932,199.20 = 403,524.37/x
  3. Step 3: Cross multiply
    675,459.60x = 932,199.20 × 403,524.37
  4. Step 4: Simplify right side
    675,459.60x = 376,165,094,894.50
  5. Step 5: Solve for x
    x = 376,165,094,894.50/675,459.60
  6. Step 6: Final answer
    x = 556,902.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.