Home / 772,593.80-1,157,508.30-662,001.80

Finding the Fourth Proportional to 772,593.80, 1,157,508.30 and 662,001.80

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Solution

The fourth proportional to 772,593.80, 1,157,508.30 and 662,001.80 is: 991,818.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,593.80 : 1,157,508.30 = 662,001.80 : x
  2. Step 2: Convert to fraction form
    772,593.80/1,157,508.30 = 662,001.80/x
  3. Step 3: Cross multiply
    772,593.80x = 1,157,508.30 × 662,001.80
  4. Step 4: Simplify right side
    772,593.80x = 766,272,578,114.94
  5. Step 5: Solve for x
    x = 766,272,578,114.94/772,593.80
  6. Step 6: Final answer
    x = 991,818.18

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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.