Home / 332,514.23-457,903.16-288,886.61

Finding the Fourth Proportional to 332,514.23, 457,903.16 and 288,886.61

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Solution

The fourth proportional to 332,514.23, 457,903.16 and 288,886.61 is: 397,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,514.23 : 457,903.16 = 288,886.61 : x
  2. Step 2: Convert to fraction form
    332,514.23/457,903.16 = 288,886.61/x
  3. Step 3: Cross multiply
    332,514.23x = 457,903.16 × 288,886.61
  4. Step 4: Simplify right side
    332,514.23x = 132,282,087,866.74
  5. Step 5: Solve for x
    x = 132,282,087,866.74/332,514.23
  6. Step 6: Final answer
    x = 397,823.85

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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.