Home / 248,840.28-343,442.16-172,470.24

Finding the Fourth Proportional to 248,840.28, 343,442.16 and 172,470.24

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Solution

The fourth proportional to 248,840.28, 343,442.16 and 172,470.24 is: 238,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,840.28 : 343,442.16 = 172,470.24 : x
  2. Step 2: Convert to fraction form
    248,840.28/343,442.16 = 172,470.24/x
  3. Step 3: Cross multiply
    248,840.28x = 343,442.16 × 172,470.24
  4. Step 4: Simplify right side
    248,840.28x = 59,233,551,761.32
  5. Step 5: Solve for x
    x = 59,233,551,761.32/248,840.28
  6. Step 6: Final answer
    x = 238,038.44

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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.