Home / 429,077.24-592,154.40-238,091.12

Finding the Fourth Proportional to 429,077.24, 592,154.40 and 238,091.12

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Solution

The fourth proportional to 429,077.24, 592,154.40 and 238,091.12 is: 328,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,077.24 : 592,154.40 = 238,091.12 : x
  2. Step 2: Convert to fraction form
    429,077.24/592,154.40 = 238,091.12/x
  3. Step 3: Cross multiply
    429,077.24x = 592,154.40 × 238,091.12
  4. Step 4: Simplify right side
    429,077.24x = 140,986,704,308.93
  5. Step 5: Solve for x
    x = 140,986,704,308.93/429,077.24
  6. Step 6: Final answer
    x = 328,581.18

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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.