Home / 754,301.88-1,124,346.88-693,767.34

Finding the Fourth Proportional to 754,301.88, 1,124,346.88 and 693,767.34

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Solution

The fourth proportional to 754,301.88, 1,124,346.88 and 693,767.34 is: 1,034,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,301.88 : 1,124,346.88 = 693,767.34 : x
  2. Step 2: Convert to fraction form
    754,301.88/1,124,346.88 = 693,767.34/x
  3. Step 3: Cross multiply
    754,301.88x = 1,124,346.88 × 693,767.34
  4. Step 4: Simplify right side
    754,301.88x = 780,035,145,042.11
  5. Step 5: Solve for x
    x = 780,035,145,042.11/754,301.88
  6. Step 6: Final answer
    x = 1,034,115.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.