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Finding the Fourth Proportional to 252,041.16, 347,987.70 and 176,458.44

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Solution

The fourth proportional to 252,041.16, 347,987.70 and 176,458.44 is: 243,632.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,041.16 : 347,987.70 = 176,458.44 : x
  2. Step 2: Convert to fraction form
    252,041.16/347,987.70 = 176,458.44/x
  3. Step 3: Cross multiply
    252,041.16x = 347,987.70 × 176,458.44
  4. Step 4: Simplify right side
    252,041.16x = 61,405,366,681.19
  5. Step 5: Solve for x
    x = 61,405,366,681.19/252,041.16
  6. Step 6: Final answer
    x = 243,632.30

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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.