Home / 535,380.16-738,811.88-293,660.58

Finding the Fourth Proportional to 535,380.16, 738,811.88 and 293,660.58

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Solution

The fourth proportional to 535,380.16, 738,811.88 and 293,660.58 is: 405,244.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,380.16 : 738,811.88 = 293,660.58 : x
  2. Step 2: Convert to fraction form
    535,380.16/738,811.88 = 293,660.58/x
  3. Step 3: Cross multiply
    535,380.16x = 738,811.88 × 293,660.58
  4. Step 4: Simplify right side
    535,380.16x = 216,959,925,191.69
  5. Step 5: Solve for x
    x = 216,959,925,191.69/535,380.16
  6. Step 6: Final answer
    x = 405,244.61

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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.