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Finding the Fourth Proportional to 479,058.95, 718,588.53 and 194,904.14

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Solution

The fourth proportional to 479,058.95, 718,588.53 and 194,904.14 is: 292,356.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,058.95 : 718,588.53 = 194,904.14 : x
  2. Step 2: Convert to fraction form
    479,058.95/718,588.53 = 194,904.14/x
  3. Step 3: Cross multiply
    479,058.95x = 718,588.53 × 194,904.14
  4. Step 4: Simplify right side
    479,058.95x = 140,055,875,860.57
  5. Step 5: Solve for x
    x = 140,055,875,860.57/479,058.95
  6. Step 6: Final answer
    x = 292,356.24

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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.