Home / 629,938.78-944,911.73-156,624.19

Finding the Fourth Proportional to 629,938.78, 944,911.73 and 156,624.19

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Solution

The fourth proportional to 629,938.78, 944,911.73 and 156,624.19 is: 234,937.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,938.78 : 944,911.73 = 156,624.19 : x
  2. Step 2: Convert to fraction form
    629,938.78/944,911.73 = 156,624.19/x
  3. Step 3: Cross multiply
    629,938.78x = 944,911.73 × 156,624.19
  4. Step 4: Simplify right side
    629,938.78x = 147,996,033,549.63
  5. Step 5: Solve for x
    x = 147,996,033,549.63/629,938.78
  6. Step 6: Final answer
    x = 234,937.17

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Double scale
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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.