Home / 903,507.03-1,246,827.93-516,318.04

Finding the Fourth Proportional to 903,507.03, 1,246,827.93 and 516,318.04

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Solution

The fourth proportional to 903,507.03, 1,246,827.93 and 516,318.04 is: 712,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,507.03 : 1,246,827.93 = 516,318.04 : x
  2. Step 2: Convert to fraction form
    903,507.03/1,246,827.93 = 516,318.04/x
  3. Step 3: Cross multiply
    903,507.03x = 1,246,827.93 × 516,318.04
  4. Step 4: Simplify right side
    903,507.03x = 643,759,753,034.86
  5. Step 5: Solve for x
    x = 643,759,753,034.86/903,507.03
  6. Step 6: Final answer
    x = 712,512.17

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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.