Home / 866,299.48-1,195,432.59-503,697.61

Finding the Fourth Proportional to 866,299.48, 1,195,432.59 and 503,697.61

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Solution

The fourth proportional to 866,299.48, 1,195,432.59 and 503,697.61 is: 695,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,299.48 : 1,195,432.59 = 503,697.61 : x
  2. Step 2: Convert to fraction form
    866,299.48/1,195,432.59 = 503,697.61/x
  3. Step 3: Cross multiply
    866,299.48x = 1,195,432.59 × 503,697.61
  4. Step 4: Simplify right side
    866,299.48x = 602,136,535,980.62
  5. Step 5: Solve for x
    x = 602,136,535,980.62/866,299.48
  6. Step 6: Final answer
    x = 695,067.41

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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.