Home / 272,933.40-409,400.10-248,001.60

Finding the Fourth Proportional to 272,933.40, 409,400.10 and 248,001.60

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Solution

The fourth proportional to 272,933.40, 409,400.10 and 248,001.60 is: 372,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,933.40 : 409,400.10 = 248,001.60 : x
  2. Step 2: Convert to fraction form
    272,933.40/409,400.10 = 248,001.60/x
  3. Step 3: Cross multiply
    272,933.40x = 409,400.10 × 248,001.60
  4. Step 4: Simplify right side
    272,933.40x = 101,531,879,840.16
  5. Step 5: Solve for x
    x = 101,531,879,840.16/272,933.40
  6. Step 6: Final answer
    x = 372,002.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.