Home / 374,182.02-516,371.10-202,100.10

Finding the Fourth Proportional to 374,182.02, 516,371.10 and 202,100.10

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Solution

The fourth proportional to 374,182.02, 516,371.10 and 202,100.10 is: 278,898.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,182.02 : 516,371.10 = 202,100.10 : x
  2. Step 2: Convert to fraction form
    374,182.02/516,371.10 = 202,100.10/x
  3. Step 3: Cross multiply
    374,182.02x = 516,371.10 × 202,100.10
  4. Step 4: Simplify right side
    374,182.02x = 104,358,650,947.11
  5. Step 5: Solve for x
    x = 104,358,650,947.11/374,182.02
  6. Step 6: Final answer
    x = 278,898.09

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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.