Home / 663,176.40-993,598.20-544,203.60

Finding the Fourth Proportional to 663,176.40, 993,598.20 and 544,203.60

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Solution

The fourth proportional to 663,176.40, 993,598.20 and 544,203.60 is: 815,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,176.40 : 993,598.20 = 544,203.60 : x
  2. Step 2: Convert to fraction form
    663,176.40/993,598.20 = 544,203.60/x
  3. Step 3: Cross multiply
    663,176.40x = 993,598.20 × 544,203.60
  4. Step 4: Simplify right side
    663,176.40x = 540,719,717,393.52
  5. Step 5: Solve for x
    x = 540,719,717,393.52/663,176.40
  6. Step 6: Final answer
    x = 815,348.25

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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.