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Finding the Fourth Proportional to 359,271.93, 495,671.97 and 230,314.56

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Solution

The fourth proportional to 359,271.93, 495,671.97 and 230,314.56 is: 317,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,271.93 : 495,671.97 = 230,314.56 : x
  2. Step 2: Convert to fraction form
    359,271.93/495,671.97 = 230,314.56/x
  3. Step 3: Cross multiply
    359,271.93x = 495,671.97 × 230,314.56
  4. Step 4: Simplify right side
    359,271.93x = 114,160,471,674.88
  5. Step 5: Solve for x
    x = 114,160,471,674.88/359,271.93
  6. Step 6: Final answer
    x = 317,755.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.