Home / 435,401.17-653,142.99-169,182.22

Finding the Fourth Proportional to 435,401.17, 653,142.99 and 169,182.22

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Solution

The fourth proportional to 435,401.17, 653,142.99 and 169,182.22 is: 253,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,401.17 : 653,142.99 = 169,182.22 : x
  2. Step 2: Convert to fraction form
    435,401.17/653,142.99 = 169,182.22/x
  3. Step 3: Cross multiply
    435,401.17x = 653,142.99 × 169,182.22
  4. Step 4: Simplify right side
    435,401.17x = 110,500,181,251.86
  5. Step 5: Solve for x
    x = 110,500,181,251.86/435,401.17
  6. Step 6: Final answer
    x = 253,789.35

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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.