Home / 436,073.04-653,983.18-169,774.20

Finding the Fourth Proportional to 436,073.04, 653,983.18 and 169,774.20

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Solution

The fourth proportional to 436,073.04, 653,983.18 and 169,774.20 is: 254,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,073.04 : 653,983.18 = 169,774.20 : x
  2. Step 2: Convert to fraction form
    436,073.04/653,983.18 = 169,774.20/x
  3. Step 3: Cross multiply
    436,073.04x = 653,983.18 × 169,774.20
  4. Step 4: Simplify right side
    436,073.04x = 111,029,471,197.96
  5. Step 5: Solve for x
    x = 111,029,471,197.96/436,073.04
  6. Step 6: Final answer
    x = 254,612.10

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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.