Home / 659,819.20-926,235.20-659,819.20

Finding the Fourth Proportional to 659,819.20, 926,235.20 and 659,819.20

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Solution

The fourth proportional to 659,819.20, 926,235.20 and 659,819.20 is: 926,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,819.20 : 926,235.20 = 659,819.20 : x
  2. Step 2: Convert to fraction form
    659,819.20/926,235.20 = 659,819.20/x
  3. Step 3: Cross multiply
    659,819.20x = 926,235.20 × 659,819.20
  4. Step 4: Simplify right side
    659,819.20x = 611,147,768,675.84
  5. Step 5: Solve for x
    x = 611,147,768,675.84/659,819.20
  6. Step 6: Final answer
    x = 926,235.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.