Home / 439,531.77-606,557.52-238,327.77

Finding the Fourth Proportional to 439,531.77, 606,557.52 and 238,327.77

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Solution

The fourth proportional to 439,531.77, 606,557.52 and 238,327.77 is: 328,894.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,531.77 : 606,557.52 = 238,327.77 : x
  2. Step 2: Convert to fraction form
    439,531.77/606,557.52 = 238,327.77/x
  3. Step 3: Cross multiply
    439,531.77x = 606,557.52 × 238,327.77
  4. Step 4: Simplify right side
    439,531.77x = 144,559,501,118.33
  5. Step 5: Solve for x
    x = 144,559,501,118.33/439,531.77
  6. Step 6: Final answer
    x = 328,894.32

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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.