Home / 637,106.10-955,657.98-436,819.29

Finding the Fourth Proportional to 637,106.10, 955,657.98 and 436,819.29

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Solution

The fourth proportional to 637,106.10, 955,657.98 and 436,819.29 is: 655,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,106.10 : 955,657.98 = 436,819.29 : x
  2. Step 2: Convert to fraction form
    637,106.10/955,657.98 = 436,819.29/x
  3. Step 3: Cross multiply
    637,106.10x = 955,657.98 × 436,819.29
  4. Step 4: Simplify right side
    637,106.10x = 417,449,840,306.43
  5. Step 5: Solve for x
    x = 417,449,840,306.43/637,106.10
  6. Step 6: Final answer
    x = 655,228.13

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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.