Home / 495,221.94-742,734.45-242,393.82

Finding the Fourth Proportional to 495,221.94, 742,734.45 and 242,393.82

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Solution

The fourth proportional to 495,221.94, 742,734.45 and 242,393.82 is: 363,542.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,221.94 : 742,734.45 = 242,393.82 : x
  2. Step 2: Convert to fraction form
    495,221.94/742,734.45 = 242,393.82/x
  3. Step 3: Cross multiply
    495,221.94x = 742,734.45 × 242,393.82
  4. Step 4: Simplify right side
    495,221.94x = 180,034,240,581.10
  5. Step 5: Solve for x
    x = 180,034,240,581.10/495,221.94
  6. Step 6: Final answer
    x = 363,542.54

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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.