Home / 461,148.22-691,856.02-191,226.24

Finding the Fourth Proportional to 461,148.22, 691,856.02 and 191,226.24

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Solution

The fourth proportional to 461,148.22, 691,856.02 and 191,226.24 is: 286,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,148.22 : 691,856.02 = 191,226.24 : x
  2. Step 2: Convert to fraction form
    461,148.22/691,856.02 = 191,226.24/x
  3. Step 3: Cross multiply
    461,148.22x = 691,856.02 × 191,226.24
  4. Step 4: Simplify right side
    461,148.22x = 132,301,025,325.97
  5. Step 5: Solve for x
    x = 132,301,025,325.97/461,148.22
  6. Step 6: Final answer
    x = 286,894.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.