Home / 614,111.13-921,332.54-187,635.33

Finding the Fourth Proportional to 614,111.13, 921,332.54 and 187,635.33

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Solution

The fourth proportional to 614,111.13, 921,332.54 and 187,635.33 is: 281,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,111.13 : 921,332.54 = 187,635.33 : x
  2. Step 2: Convert to fraction form
    614,111.13/921,332.54 = 187,635.33/x
  3. Step 3: Cross multiply
    614,111.13x = 921,332.54 × 187,635.33
  4. Step 4: Simplify right side
    614,111.13x = 172,874,529,637.80
  5. Step 5: Solve for x
    x = 172,874,529,637.80/614,111.13
  6. Step 6: Final answer
    x = 281,503.66

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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.