Home / 428,554.35-591,365.22-237,551.49

Finding the Fourth Proportional to 428,554.35, 591,365.22 and 237,551.49

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Solution

The fourth proportional to 428,554.35, 591,365.22 and 237,551.49 is: 327,799.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,554.35 : 591,365.22 = 237,551.49 : x
  2. Step 2: Convert to fraction form
    428,554.35/591,365.22 = 237,551.49/x
  3. Step 3: Cross multiply
    428,554.35x = 591,365.22 × 237,551.49
  4. Step 4: Simplify right side
    428,554.35x = 140,479,689,145.18
  5. Step 5: Solve for x
    x = 140,479,689,145.18/428,554.35
  6. Step 6: Final answer
    x = 327,799.00

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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.