Home / 807,614.60-1,210,385.10-619,694.60

Finding the Fourth Proportional to 807,614.60, 1,210,385.10 and 619,694.60

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Solution

The fourth proportional to 807,614.60, 1,210,385.10 and 619,694.60 is: 928,746.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,614.60 : 1,210,385.10 = 619,694.60 : x
  2. Step 2: Convert to fraction form
    807,614.60/1,210,385.10 = 619,694.60/x
  3. Step 3: Cross multiply
    807,614.60x = 1,210,385.10 × 619,694.60
  4. Step 4: Simplify right side
    807,614.60x = 750,069,110,390.46
  5. Step 5: Solve for x
    x = 750,069,110,390.46/807,614.60
  6. Step 6: Final answer
    x = 928,746.35

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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.