Home / 931,695.64-1,285,785.56-523,925.80

Finding the Fourth Proportional to 931,695.64, 1,285,785.56 and 523,925.80

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Solution

The fourth proportional to 931,695.64, 1,285,785.56 and 523,925.80 is: 723,043.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,695.64 : 1,285,785.56 = 523,925.80 : x
  2. Step 2: Convert to fraction form
    931,695.64/1,285,785.56 = 523,925.80/x
  3. Step 3: Cross multiply
    931,695.64x = 1,285,785.56 × 523,925.80
  4. Step 4: Simplify right side
    931,695.64x = 673,656,228,151.45
  5. Step 5: Solve for x
    x = 673,656,228,151.45/931,695.64
  6. Step 6: Final answer
    x = 723,043.23

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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.