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Finding the Fourth Proportional to 429,435.60, 592,609.74 and 238,444.08

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Solution

The fourth proportional to 429,435.60, 592,609.74 and 238,444.08 is: 329,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,435.60 : 592,609.74 = 238,444.08 : x
  2. Step 2: Convert to fraction form
    429,435.60/592,609.74 = 238,444.08/x
  3. Step 3: Cross multiply
    429,435.60x = 592,609.74 × 238,444.08
  4. Step 4: Simplify right side
    429,435.60x = 141,304,284,253.34
  5. Step 5: Solve for x
    x = 141,304,284,253.34/429,435.60
  6. Step 6: Final answer
    x = 329,046.51

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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.