Home / 510,850.35-766,339.14-173,865.11

Finding the Fourth Proportional to 510,850.35, 766,339.14 and 173,865.11

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Solution

The fourth proportional to 510,850.35, 766,339.14 and 173,865.11 is: 260,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,850.35 : 766,339.14 = 173,865.11 : x
  2. Step 2: Convert to fraction form
    510,850.35/766,339.14 = 173,865.11/x
  3. Step 3: Cross multiply
    510,850.35x = 766,339.14 × 173,865.11
  4. Step 4: Simplify right side
    510,850.35x = 133,239,635,041.71
  5. Step 5: Solve for x
    x = 133,239,635,041.71/510,850.35
  6. Step 6: Final answer
    x = 260,819.31

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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.