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Finding the Fourth Proportional to 575,860.07, 863,956.11 and 176,559.77

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Solution

The fourth proportional to 575,860.07, 863,956.11 and 176,559.77 is: 264,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,860.07 : 863,956.11 = 176,559.77 : x
  2. Step 2: Convert to fraction form
    575,860.07/863,956.11 = 176,559.77/x
  3. Step 3: Cross multiply
    575,860.07x = 863,956.11 × 176,559.77
  4. Step 4: Simplify right side
    575,860.07x = 152,539,892,071.70
  5. Step 5: Solve for x
    x = 152,539,892,071.70/575,860.07
  6. Step 6: Final answer
    x = 264,890.55

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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.