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Finding the Fourth Proportional to 349,058.20, 523,102.80 and 159,054.20

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Solution

The fourth proportional to 349,058.20, 523,102.80 and 159,054.20 is: 238,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,058.20 : 523,102.80 = 159,054.20 : x
  2. Step 2: Convert to fraction form
    349,058.20/523,102.80 = 159,054.20/x
  3. Step 3: Cross multiply
    349,058.20x = 523,102.80 × 159,054.20
  4. Step 4: Simplify right side
    349,058.20x = 83,201,697,371.76
  5. Step 5: Solve for x
    x = 83,201,697,371.76/349,058.20
  6. Step 6: Final answer
    x = 238,360.53

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1.5x scale

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.