Home / 588,928.40-812,660.16-330,834.32

Finding the Fourth Proportional to 588,928.40, 812,660.16 and 330,834.32

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Solution

The fourth proportional to 588,928.40, 812,660.16 and 330,834.32 is: 456,517.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,928.40 : 812,660.16 = 330,834.32 : x
  2. Step 2: Convert to fraction form
    588,928.40/812,660.16 = 330,834.32/x
  3. Step 3: Cross multiply
    588,928.40x = 812,660.16 × 330,834.32
  4. Step 4: Simplify right side
    588,928.40x = 268,855,871,424.69
  5. Step 5: Solve for x
    x = 268,855,871,424.69/588,928.40
  6. Step 6: Final answer
    x = 456,517.08

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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.