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Finding the Fourth Proportional to 429,199.70, 592,110.68 and 259,335.50

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Solution

The fourth proportional to 429,199.70, 592,110.68 and 259,335.50 is: 357,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,199.70 : 592,110.68 = 259,335.50 : x
  2. Step 2: Convert to fraction form
    429,199.70/592,110.68 = 259,335.50/x
  3. Step 3: Cross multiply
    429,199.70x = 592,110.68 × 259,335.50
  4. Step 4: Simplify right side
    429,199.70x = 153,555,319,253.14
  5. Step 5: Solve for x
    x = 153,555,319,253.14/429,199.70
  6. Step 6: Final answer
    x = 357,771.26

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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.