Home / 753,854.52-1,040,275.24-414,323.04

Finding the Fourth Proportional to 753,854.52, 1,040,275.24 and 414,323.04

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Solution

The fourth proportional to 753,854.52, 1,040,275.24 and 414,323.04 is: 571,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,854.52 : 1,040,275.24 = 414,323.04 : x
  2. Step 2: Convert to fraction form
    753,854.52/1,040,275.24 = 414,323.04/x
  3. Step 3: Cross multiply
    753,854.52x = 1,040,275.24 × 414,323.04
  4. Step 4: Simplify right side
    753,854.52x = 431,009,999,873.53
  5. Step 5: Solve for x
    x = 431,009,999,873.53/753,854.52
  6. Step 6: Final answer
    x = 571,741.61

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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.