Home / 345,430.53-517,514.45-250,425.14

Finding the Fourth Proportional to 345,430.53, 517,514.45 and 250,425.14

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Solution

The fourth proportional to 345,430.53, 517,514.45 and 250,425.14 is: 375,180.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,430.53 : 517,514.45 = 250,425.14 : x
  2. Step 2: Convert to fraction form
    345,430.53/517,514.45 = 250,425.14/x
  3. Step 3: Cross multiply
    345,430.53x = 517,514.45 × 250,425.14
  4. Step 4: Simplify right side
    345,430.53x = 129,598,624,753.58
  5. Step 5: Solve for x
    x = 129,598,624,753.58/345,430.53
  6. Step 6: Final answer
    x = 375,180.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.