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Finding the Fourth Proportional to 555,893.28, 833,869.08 and 176,855.40

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Solution

The fourth proportional to 555,893.28, 833,869.08 and 176,855.40 is: 265,292.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,893.28 : 833,869.08 = 176,855.40 : x
  2. Step 2: Convert to fraction form
    555,893.28/833,869.08 = 176,855.40/x
  3. Step 3: Cross multiply
    555,893.28x = 833,869.08 × 176,855.40
  4. Step 4: Simplify right side
    555,893.28x = 147,474,249,691.03
  5. Step 5: Solve for x
    x = 147,474,249,691.03/555,893.28
  6. Step 6: Final answer
    x = 265,292.38

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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.