Home / 863,174.92-1,191,158.40-500,576.08

Finding the Fourth Proportional to 863,174.92, 1,191,158.40 and 500,576.08

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Solution

The fourth proportional to 863,174.92, 1,191,158.40 and 500,576.08 is: 690,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,174.92 : 1,191,158.40 = 500,576.08 : x
  2. Step 2: Convert to fraction form
    863,174.92/1,191,158.40 = 500,576.08/x
  3. Step 3: Cross multiply
    863,174.92x = 1,191,158.40 × 500,576.08
  4. Step 4: Simplify right side
    863,174.92x = 596,265,402,531.07
  5. Step 5: Solve for x
    x = 596,265,402,531.07/863,174.92
  6. Step 6: Final answer
    x = 690,781.66

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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.