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Finding the Fourth Proportional to 575,865.91, 863,964.88 and 176,565.58

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Solution

The fourth proportional to 575,865.91, 863,964.88 and 176,565.58 is: 264,899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,865.91 : 863,964.88 = 176,565.58 : x
  2. Step 2: Convert to fraction form
    575,865.91/863,964.88 = 176,565.58/x
  3. Step 3: Cross multiply
    575,865.91x = 863,964.88 × 176,565.58
  4. Step 4: Simplify right side
    575,865.91x = 152,546,460,136.83
  5. Step 5: Solve for x
    x = 152,546,460,136.83/575,865.91
  6. Step 6: Final answer
    x = 264,899.27

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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.