Home / 532,815.40-799,223.10-384,099.40

Finding the Fourth Proportional to 532,815.40, 799,223.10 and 384,099.40

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Solution

The fourth proportional to 532,815.40, 799,223.10 and 384,099.40 is: 576,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,815.40 : 799,223.10 = 384,099.40 : x
  2. Step 2: Convert to fraction form
    532,815.40/799,223.10 = 384,099.40/x
  3. Step 3: Cross multiply
    532,815.40x = 799,223.10 × 384,099.40
  4. Step 4: Simplify right side
    532,815.40x = 306,981,113,176.14
  5. Step 5: Solve for x
    x = 306,981,113,176.14/532,815.40
  6. Step 6: Final answer
    x = 576,149.10

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Similar ratio
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1.5x scale

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.