Home / 429,429.29-592,630.49-238,460.45

Finding the Fourth Proportional to 429,429.29, 592,630.49 and 238,460.45

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Solution

The fourth proportional to 429,429.29, 592,630.49 and 238,460.45 is: 329,085.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,429.29 : 592,630.49 = 238,460.45 : x
  2. Step 2: Convert to fraction form
    429,429.29/592,630.49 = 238,460.45/x
  3. Step 3: Cross multiply
    429,429.29x = 592,630.49 × 238,460.45
  4. Step 4: Simplify right side
    429,429.29x = 141,318,930,962.12
  5. Step 5: Solve for x
    x = 141,318,930,962.12/429,429.29
  6. Step 6: Final answer
    x = 329,085.45

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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.