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Finding the Fourth Proportional to 586,285.76, 879,329.28 and 165,463.04

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Solution

The fourth proportional to 586,285.76, 879,329.28 and 165,463.04 is: 248,166.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,285.76 : 879,329.28 = 165,463.04 : x
  2. Step 2: Convert to fraction form
    586,285.76/879,329.28 = 165,463.04/x
  3. Step 3: Cross multiply
    586,285.76x = 879,329.28 × 165,463.04
  4. Step 4: Simplify right side
    586,285.76x = 145,496,495,829.81
  5. Step 5: Solve for x
    x = 145,496,495,829.81/586,285.76
  6. Step 6: Final answer
    x = 248,166.52

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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.