Home / 977,663.20-1,466,494.80-557,759.20

Finding the Fourth Proportional to 977,663.20, 1,466,494.80 and 557,759.20

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Solution

The fourth proportional to 977,663.20, 1,466,494.80 and 557,759.20 is: 836,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,663.20 : 1,466,494.80 = 557,759.20 : x
  2. Step 2: Convert to fraction form
    977,663.20/1,466,494.80 = 557,759.20/x
  3. Step 3: Cross multiply
    977,663.20x = 1,466,494.80 × 557,759.20
  4. Step 4: Simplify right side
    977,663.20x = 817,950,966,452.16
  5. Step 5: Solve for x
    x = 817,950,966,452.16/977,663.20
  6. Step 6: Final answer
    x = 836,638.80

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Similar ratio
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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.