Home / 510,599.40-766,244.70-229,972.20

Finding the Fourth Proportional to 510,599.40, 766,244.70 and 229,972.20

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Solution

The fourth proportional to 510,599.40, 766,244.70 and 229,972.20 is: 345,113.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,599.40 : 766,244.70 = 229,972.20 : x
  2. Step 2: Convert to fraction form
    510,599.40/766,244.70 = 229,972.20/x
  3. Step 3: Cross multiply
    510,599.40x = 766,244.70 × 229,972.20
  4. Step 4: Simplify right side
    510,599.40x = 176,214,979,397.34
  5. Step 5: Solve for x
    x = 176,214,979,397.34/510,599.40
  6. Step 6: Final answer
    x = 345,113.96

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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.