Home / 527,741.33-791,836.16-261,506.88

Finding the Fourth Proportional to 527,741.33, 791,836.16 and 261,506.88

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Solution

The fourth proportional to 527,741.33, 791,836.16 and 261,506.88 is: 392,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,741.33 : 791,836.16 = 261,506.88 : x
  2. Step 2: Convert to fraction form
    527,741.33/791,836.16 = 261,506.88/x
  3. Step 3: Cross multiply
    527,741.33x = 791,836.16 × 261,506.88
  4. Step 4: Simplify right side
    527,741.33x = 207,070,602,365.25
  5. Step 5: Solve for x
    x = 207,070,602,365.25/527,741.33
  6. Step 6: Final answer
    x = 392,371.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.