Home / 439,766.19-606,878.51-238,562.19

Finding the Fourth Proportional to 439,766.19, 606,878.51 and 238,562.19

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Solution

The fourth proportional to 439,766.19, 606,878.51 and 238,562.19 is: 329,216.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,766.19 : 606,878.51 = 238,562.19 : x
  2. Step 2: Convert to fraction form
    439,766.19/606,878.51 = 238,562.19/x
  3. Step 3: Cross multiply
    439,766.19x = 606,878.51 × 238,562.19
  4. Step 4: Simplify right side
    439,766.19x = 144,778,266,409.54
  5. Step 5: Solve for x
    x = 144,778,266,409.54/439,766.19
  6. Step 6: Final answer
    x = 329,216.46

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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.