Home / 361,577.10-498,924-200,432.10

Finding the Fourth Proportional to 361,577.10, 498,924 and 200,432.10

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Solution

The fourth proportional to 361,577.10, 498,924 and 200,432.10 is: 276,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,577.10 : 498,924 = 200,432.10 : x
  2. Step 2: Convert to fraction form
    361,577.10/498,924 = 200,432.10/x
  3. Step 3: Cross multiply
    361,577.10x = 498,924 × 200,432.10
  4. Step 4: Simplify right side
    361,577.10x = 100,000,385,060.40
  5. Step 5: Solve for x
    x = 100,000,385,060.40/361,577.10
  6. Step 6: Final answer
    x = 276,567.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.