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Finding the Fourth Proportional to 555,719.09, 833,491.35 and 176,589.90

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Solution

The fourth proportional to 555,719.09, 833,491.35 and 176,589.90 is: 264,857.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,719.09 : 833,491.35 = 176,589.90 : x
  2. Step 2: Convert to fraction form
    555,719.09/833,491.35 = 176,589.90/x
  3. Step 3: Cross multiply
    555,719.09x = 833,491.35 × 176,589.90
  4. Step 4: Simplify right side
    555,719.09x = 147,186,154,147.37
  5. Step 5: Solve for x
    x = 147,186,154,147.37/555,719.09
  6. Step 6: Final answer
    x = 264,857.12

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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.