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Finding the Fourth Proportional to 252,068.95, 347,621.35 and 183,978.06

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Solution

The fourth proportional to 252,068.95, 347,621.35 and 183,978.06 is: 253,719.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,068.95 : 347,621.35 = 183,978.06 : x
  2. Step 2: Convert to fraction form
    252,068.95/347,621.35 = 183,978.06/x
  3. Step 3: Cross multiply
    252,068.95x = 347,621.35 × 183,978.06
  4. Step 4: Simplify right side
    252,068.95x = 63,954,699,849.47
  5. Step 5: Solve for x
    x = 63,954,699,849.47/252,068.95
  6. Step 6: Final answer
    x = 253,719.07

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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.