Home / 711,182.52-981,136.26-466,100.28

Finding the Fourth Proportional to 711,182.52, 981,136.26 and 466,100.28

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Solution

The fourth proportional to 711,182.52, 981,136.26 and 466,100.28 is: 643,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,182.52 : 981,136.26 = 466,100.28 : x
  2. Step 2: Convert to fraction form
    711,182.52/981,136.26 = 466,100.28/x
  3. Step 3: Cross multiply
    711,182.52x = 981,136.26 × 466,100.28
  4. Step 4: Simplify right side
    711,182.52x = 457,307,885,504.15
  5. Step 5: Solve for x
    x = 457,307,885,504.15/711,182.52
  6. Step 6: Final answer
    x = 643,024.64

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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.