Home / 754,316.43-1,040,956.68-414,784.68

Finding the Fourth Proportional to 754,316.43, 1,040,956.68 and 414,784.68

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Solution

The fourth proportional to 754,316.43, 1,040,956.68 and 414,784.68 is: 572,402.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,316.43 : 1,040,956.68 = 414,784.68 : x
  2. Step 2: Convert to fraction form
    754,316.43/1,040,956.68 = 414,784.68/x
  3. Step 3: Cross multiply
    754,316.43x = 1,040,956.68 × 414,784.68
  4. Step 4: Simplify right side
    754,316.43x = 431,772,883,407.66
  5. Step 5: Solve for x
    x = 431,772,883,407.66/754,316.43
  6. Step 6: Final answer
    x = 572,402.86

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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.