Home / 496,153.74-743,291.52-293,142.72

Finding the Fourth Proportional to 496,153.74, 743,291.52 and 293,142.72

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Solution

The fourth proportional to 496,153.74, 743,291.52 and 293,142.72 is: 439,159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,153.74 : 743,291.52 = 293,142.72 : x
  2. Step 2: Convert to fraction form
    496,153.74/743,291.52 = 293,142.72/x
  3. Step 3: Cross multiply
    496,153.74x = 743,291.52 × 293,142.72
  4. Step 4: Simplify right side
    496,153.74x = 217,890,497,925.73
  5. Step 5: Solve for x
    x = 217,890,497,925.73/496,153.74
  6. Step 6: Final answer
    x = 439,159.24

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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.