Home / 931,785.42-1,285,775.27-544,691.59

Finding the Fourth Proportional to 931,785.42, 1,285,775.27 and 544,691.59

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Solution

The fourth proportional to 931,785.42, 1,285,775.27 and 544,691.59 is: 751,622.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,785.42 : 1,285,775.27 = 544,691.59 : x
  2. Step 2: Convert to fraction form
    931,785.42/1,285,775.27 = 544,691.59/x
  3. Step 3: Cross multiply
    931,785.42x = 1,285,775.27 × 544,691.59
  4. Step 4: Simplify right side
    931,785.42x = 700,350,972,303.68
  5. Step 5: Solve for x
    x = 700,350,972,303.68/931,785.42
  6. Step 6: Final answer
    x = 751,622.59

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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.