Home / 374,085.13-516,237.48-204,319.66

Finding the Fourth Proportional to 374,085.13, 516,237.48 and 204,319.66

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Solution

The fourth proportional to 374,085.13, 516,237.48 and 204,319.66 is: 281,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,085.13 : 516,237.48 = 204,319.66 : x
  2. Step 2: Convert to fraction form
    374,085.13/516,237.48 = 204,319.66/x
  3. Step 3: Cross multiply
    374,085.13x = 516,237.48 × 204,319.66
  4. Step 4: Simplify right side
    374,085.13x = 105,477,466,392.86
  5. Step 5: Solve for x
    x = 105,477,466,392.86/374,085.13
  6. Step 6: Final answer
    x = 281,961.13

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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.