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Finding the Fourth Proportional to 319,002.68, 440,220.19 and 183,058.01

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Solution

The fourth proportional to 319,002.68, 440,220.19 and 183,058.01 is: 252,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,002.68 : 440,220.19 = 183,058.01 : x
  2. Step 2: Convert to fraction form
    319,002.68/440,220.19 = 183,058.01/x
  3. Step 3: Cross multiply
    319,002.68x = 440,220.19 × 183,058.01
  4. Step 4: Simplify right side
    319,002.68x = 80,585,831,027.93
  5. Step 5: Solve for x
    x = 80,585,831,027.93/319,002.68
  6. Step 6: Final answer
    x = 252,618.04

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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.