Home / 439,923.93-607,092.89-238,719.93

Finding the Fourth Proportional to 439,923.93, 607,092.89 and 238,719.93

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Solution

The fourth proportional to 439,923.93, 607,092.89 and 238,719.93 is: 329,432.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,923.93 : 607,092.89 = 238,719.93 : x
  2. Step 2: Convert to fraction form
    439,923.93/607,092.89 = 238,719.93/x
  3. Step 3: Cross multiply
    439,923.93x = 607,092.89 × 238,719.93
  4. Step 4: Simplify right side
    439,923.93x = 144,925,171,010.70
  5. Step 5: Solve for x
    x = 144,925,171,010.70/439,923.93
  6. Step 6: Final answer
    x = 329,432.34

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1.5x scale

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.