Home / 523,899.40-785,849.10-144,819.40

Finding the Fourth Proportional to 523,899.40, 785,849.10 and 144,819.40

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Solution

The fourth proportional to 523,899.40, 785,849.10 and 144,819.40 is: 217,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,899.40 : 785,849.10 = 144,819.40 : x
  2. Step 2: Convert to fraction form
    523,899.40/785,849.10 = 144,819.40/x
  3. Step 3: Cross multiply
    523,899.40x = 785,849.10 × 144,819.40
  4. Step 4: Simplify right side
    523,899.40x = 113,806,195,152.54
  5. Step 5: Solve for x
    x = 113,806,195,152.54/523,899.40
  6. Step 6: Final answer
    x = 217,229.10

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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.