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Finding the Fourth Proportional to 555,434.76, 833,181.30 and 176,385.72

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Solution

The fourth proportional to 555,434.76, 833,181.30 and 176,385.72 is: 264,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,434.76 : 833,181.30 = 176,385.72 : x
  2. Step 2: Convert to fraction form
    555,434.76/833,181.30 = 176,385.72/x
  3. Step 3: Cross multiply
    555,434.76x = 833,181.30 × 176,385.72
  4. Step 4: Simplify right side
    555,434.76x = 146,961,283,491.04
  5. Step 5: Solve for x
    x = 146,961,283,491.04/555,434.76
  6. Step 6: Final answer
    x = 264,587.84

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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.