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Finding the Fourth Proportional to 586,248.88, 879,437 and 186,795.76

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Solution

The fourth proportional to 586,248.88, 879,437 and 186,795.76 is: 280,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,248.88 : 879,437 = 186,795.76 : x
  2. Step 2: Convert to fraction form
    586,248.88/879,437 = 186,795.76/x
  3. Step 3: Cross multiply
    586,248.88x = 879,437 × 186,795.76
  4. Step 4: Simplify right side
    586,248.88x = 164,275,102,787.12
  5. Step 5: Solve for x
    x = 164,275,102,787.12/586,248.88
  6. Step 6: Final answer
    x = 280,213.93

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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.