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Finding the Fourth Proportional to 429,296.99, 592,400.17 and 238,295.35

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Solution

The fourth proportional to 429,296.99, 592,400.17 and 238,295.35 is: 328,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,296.99 : 592,400.17 = 238,295.35 : x
  2. Step 2: Convert to fraction form
    429,296.99/592,400.17 = 238,295.35/x
  3. Step 3: Cross multiply
    429,296.99x = 592,400.17 × 238,295.35
  4. Step 4: Simplify right side
    429,296.99x = 141,166,204,667.08
  5. Step 5: Solve for x
    x = 141,166,204,667.08/429,296.99
  6. Step 6: Final answer
    x = 328,831.11

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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.