Home / 1,002,300.30-1,503,450.45-470,859.30

Finding the Fourth Proportional to 1,002,300.30, 1,503,450.45 and 470,859.30

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Solution

The fourth proportional to 1,002,300.30, 1,503,450.45 and 470,859.30 is: 706,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,300.30 : 1,503,450.45 = 470,859.30 : x
  2. Step 2: Convert to fraction form
    1,002,300.30/1,503,450.45 = 470,859.30/x
  3. Step 3: Cross multiply
    1,002,300.30x = 1,503,450.45 × 470,859.30
  4. Step 4: Simplify right side
    1,002,300.30x = 707,913,626,471.69
  5. Step 5: Solve for x
    x = 707,913,626,471.69/1,002,300.30
  6. Step 6: Final answer
    x = 706,288.95

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Double scale
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Similar ratio
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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.