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Finding the Fourth Proportional to 575,798.50, 863,700.18 and 176,408.56

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Solution

The fourth proportional to 575,798.50, 863,700.18 and 176,408.56 is: 264,613.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,798.50 : 863,700.18 = 176,408.56 : x
  2. Step 2: Convert to fraction form
    575,798.50/863,700.18 = 176,408.56/x
  3. Step 3: Cross multiply
    575,798.50x = 863,700.18 × 176,408.56
  4. Step 4: Simplify right side
    575,798.50x = 152,364,105,025.54
  5. Step 5: Solve for x
    x = 152,364,105,025.54/575,798.50
  6. Step 6: Final answer
    x = 264,613.58

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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.