Home / 691,529.40-1,037,275.88-292,062.92

Finding the Fourth Proportional to 691,529.40, 1,037,275.88 and 292,062.92

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Solution

The fourth proportional to 691,529.40, 1,037,275.88 and 292,062.92 is: 438,086.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,529.40 : 1,037,275.88 = 292,062.92 : x
  2. Step 2: Convert to fraction form
    691,529.40/1,037,275.88 = 292,062.92/x
  3. Step 3: Cross multiply
    691,529.40x = 1,037,275.88 × 292,062.92
  4. Step 4: Simplify right side
    691,529.40x = 302,949,815,711.68
  5. Step 5: Solve for x
    x = 302,949,815,711.68/691,529.40
  6. Step 6: Final answer
    x = 438,086.68

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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.