Home / 903,785.04-1,247,329.80-501,402.96

Finding the Fourth Proportional to 903,785.04, 1,247,329.80 and 501,402.96

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Solution

The fourth proportional to 903,785.04, 1,247,329.80 and 501,402.96 is: 691,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,785.04 : 1,247,329.80 = 501,402.96 : x
  2. Step 2: Convert to fraction form
    903,785.04/1,247,329.80 = 501,402.96/x
  3. Step 3: Cross multiply
    903,785.04x = 1,247,329.80 × 501,402.96
  4. Step 4: Simplify right side
    903,785.04x = 625,414,853,816.21
  5. Step 5: Solve for x
    x = 625,414,853,816.21/903,785.04
  6. Step 6: Final answer
    x = 691,995.14

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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.