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Finding the Fourth Proportional to 316,796.83, 437,114.11 and 180,875.01

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Solution

The fourth proportional to 316,796.83, 437,114.11 and 180,875.01 is: 249,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,796.83 : 437,114.11 = 180,875.01 : x
  2. Step 2: Convert to fraction form
    316,796.83/437,114.11 = 180,875.01/x
  3. Step 3: Cross multiply
    316,796.83x = 437,114.11 × 180,875.01
  4. Step 4: Simplify right side
    316,796.83x = 79,063,019,017.39
  5. Step 5: Solve for x
    x = 79,063,019,017.39/316,796.83
  6. Step 6: Final answer
    x = 249,570.11

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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.