Home / 440,017.20-659,588.40-202,946.40

Finding the Fourth Proportional to 440,017.20, 659,588.40 and 202,946.40

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Solution

The fourth proportional to 440,017.20, 659,588.40 and 202,946.40 is: 304,217.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,017.20 : 659,588.40 = 202,946.40 : x
  2. Step 2: Convert to fraction form
    440,017.20/659,588.40 = 202,946.40/x
  3. Step 3: Cross multiply
    440,017.20x = 659,588.40 × 202,946.40
  4. Step 4: Simplify right side
    440,017.20x = 133,861,091,261.76
  5. Step 5: Solve for x
    x = 133,861,091,261.76/440,017.20
  6. Step 6: Final answer
    x = 304,217.86

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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.