Home / 429,500.09-592,711.07-238,513.50

Finding the Fourth Proportional to 429,500.09, 592,711.07 and 238,513.50

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Solution

The fourth proportional to 429,500.09, 592,711.07 and 238,513.50 is: 329,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,500.09 : 592,711.07 = 238,513.50 : x
  2. Step 2: Convert to fraction form
    429,500.09/592,711.07 = 238,513.50/x
  3. Step 3: Cross multiply
    429,500.09x = 592,711.07 × 238,513.50
  4. Step 4: Simplify right side
    429,500.09x = 141,369,590,601.88
  5. Step 5: Solve for x
    x = 141,369,590,601.88/429,500.09
  6. Step 6: Final answer
    x = 329,149.16

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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.