Home / 372,615.03-514,207.98-202,850.37

Finding the Fourth Proportional to 372,615.03, 514,207.98 and 202,850.37

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Solution

The fourth proportional to 372,615.03, 514,207.98 and 202,850.37 is: 279,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,615.03 : 514,207.98 = 202,850.37 : x
  2. Step 2: Convert to fraction form
    372,615.03/514,207.98 = 202,850.37/x
  3. Step 3: Cross multiply
    372,615.03x = 514,207.98 × 202,850.37
  4. Step 4: Simplify right side
    372,615.03x = 104,307,278,999.95
  5. Step 5: Solve for x
    x = 104,307,278,999.95/372,615.03
  6. Step 6: Final answer
    x = 279,933.10

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1.5x scale

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.