Home / 558,977.60-838,466.40-534,483.20

Finding the Fourth Proportional to 558,977.60, 838,466.40 and 534,483.20

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Solution

The fourth proportional to 558,977.60, 838,466.40 and 534,483.20 is: 801,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,977.60 : 838,466.40 = 534,483.20 : x
  2. Step 2: Convert to fraction form
    558,977.60/838,466.40 = 534,483.20/x
  3. Step 3: Cross multiply
    558,977.60x = 838,466.40 × 534,483.20
  4. Step 4: Simplify right side
    558,977.60x = 448,146,204,564.48
  5. Step 5: Solve for x
    x = 448,146,204,564.48/558,977.60
  6. Step 6: Final answer
    x = 801,724.80

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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.