Home / 943,004.60-1,301,374.19-667,854.71

Finding the Fourth Proportional to 943,004.60, 1,301,374.19 and 667,854.71

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Solution

The fourth proportional to 943,004.60, 1,301,374.19 and 667,854.71 is: 921,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,004.60 : 1,301,374.19 = 667,854.71 : x
  2. Step 2: Convert to fraction form
    943,004.60/1,301,374.19 = 667,854.71/x
  3. Step 3: Cross multiply
    943,004.60x = 1,301,374.19 × 667,854.71
  4. Step 4: Simplify right side
    943,004.60x = 869,128,882,263.94
  5. Step 5: Solve for x
    x = 869,128,882,263.94/943,004.60
  6. Step 6: Final answer
    x = 921,659.22

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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.