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Finding the Fourth Proportional to 429,207.32, 592,333.76 and 238,220.68

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Solution

The fourth proportional to 429,207.32, 592,333.76 and 238,220.68 is: 328,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,207.32 : 592,333.76 = 238,220.68 : x
  2. Step 2: Convert to fraction form
    429,207.32/592,333.76 = 238,220.68/x
  3. Step 3: Cross multiply
    429,207.32x = 592,333.76 × 238,220.68
  4. Step 4: Simplify right side
    429,207.32x = 141,106,151,094.16
  5. Step 5: Solve for x
    x = 141,106,151,094.16/429,207.32
  6. Step 6: Final answer
    x = 328,759.89

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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.