Home / 261,734.40-392,601.60-235,162.35

Finding the Fourth Proportional to 261,734.40, 392,601.60 and 235,162.35

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Solution

The fourth proportional to 261,734.40, 392,601.60 and 235,162.35 is: 352,743.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,734.40 : 392,601.60 = 235,162.35 : x
  2. Step 2: Convert to fraction form
    261,734.40/392,601.60 = 235,162.35/x
  3. Step 3: Cross multiply
    261,734.40x = 392,601.60 × 235,162.35
  4. Step 4: Simplify right side
    261,734.40x = 92,325,114,869.76
  5. Step 5: Solve for x
    x = 92,325,114,869.76/261,734.40
  6. Step 6: Final answer
    x = 352,743.53

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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.