Home / 614,588.51-921,849.89-188,124.55

Finding the Fourth Proportional to 614,588.51, 921,849.89 and 188,124.55

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Solution

The fourth proportional to 614,588.51, 921,849.89 and 188,124.55 is: 282,176.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,588.51 : 921,849.89 = 188,124.55 : x
  2. Step 2: Convert to fraction form
    614,588.51/921,849.89 = 188,124.55/x
  3. Step 3: Cross multiply
    614,588.51x = 921,849.89 × 188,124.55
  4. Step 4: Simplify right side
    614,588.51x = 173,422,595,693.30
  5. Step 5: Solve for x
    x = 173,422,595,693.30/614,588.51
  6. Step 6: Final answer
    x = 282,176.76

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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.