Home / 439,526.25-606,546.50-238,322.25

Finding the Fourth Proportional to 439,526.25, 606,546.50 and 238,322.25

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Solution

The fourth proportional to 439,526.25, 606,546.50 and 238,322.25 is: 328,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,526.25 : 606,546.50 = 238,322.25 : x
  2. Step 2: Convert to fraction form
    439,526.25/606,546.50 = 238,322.25/x
  3. Step 3: Cross multiply
    439,526.25x = 606,546.50 × 238,322.25
  4. Step 4: Simplify right side
    439,526.25x = 144,553,525,418.01
  5. Step 5: Solve for x
    x = 144,553,525,418.01/439,526.25
  6. Step 6: Final answer
    x = 328,884.85

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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.