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Finding the Fourth Proportional to 586,527.91, 879,886.78 and 181,624.95

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Solution

The fourth proportional to 586,527.91, 879,886.78 and 181,624.95 is: 272,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,527.91 : 879,886.78 = 181,624.95 : x
  2. Step 2: Convert to fraction form
    586,527.91/879,886.78 = 181,624.95/x
  3. Step 3: Cross multiply
    586,527.91x = 879,886.78 × 181,624.95
  4. Step 4: Simplify right side
    586,527.91x = 159,809,391,969.10
  5. Step 5: Solve for x
    x = 159,809,391,969.10/586,527.91
  6. Step 6: Final answer
    x = 272,466.82

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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.