Home / 382,290.46-527,641.10-242,498.62

Finding the Fourth Proportional to 382,290.46, 527,641.10 and 242,498.62

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Solution

The fourth proportional to 382,290.46, 527,641.10 and 242,498.62 is: 334,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,290.46 : 527,641.10 = 242,498.62 : x
  2. Step 2: Convert to fraction form
    382,290.46/527,641.10 = 242,498.62/x
  3. Step 3: Cross multiply
    382,290.46x = 527,641.10 × 242,498.62
  4. Step 4: Simplify right side
    382,290.46x = 127,952,238,605.28
  5. Step 5: Solve for x
    x = 127,952,238,605.28/382,290.46
  6. Step 6: Final answer
    x = 334,699.01

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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.