Home / 832,144.04-1,148,391.33-487,932.11

Finding the Fourth Proportional to 832,144.04, 1,148,391.33 and 487,932.11

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Solution

The fourth proportional to 832,144.04, 1,148,391.33 and 487,932.11 is: 673,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,144.04 : 1,148,391.33 = 487,932.11 : x
  2. Step 2: Convert to fraction form
    832,144.04/1,148,391.33 = 487,932.11/x
  3. Step 3: Cross multiply
    832,144.04x = 1,148,391.33 × 487,932.11
  4. Step 4: Simplify right side
    832,144.04x = 560,337,004,752.61
  5. Step 5: Solve for x
    x = 560,337,004,752.61/832,144.04
  6. Step 6: Final answer
    x = 673,365.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.