Home / 824,363.20-1,236,544.80-735,716.80

Finding the Fourth Proportional to 824,363.20, 1,236,544.80 and 735,716.80

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Solution

The fourth proportional to 824,363.20, 1,236,544.80 and 735,716.80 is: 1,103,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,363.20 : 1,236,544.80 = 735,716.80 : x
  2. Step 2: Convert to fraction form
    824,363.20/1,236,544.80 = 735,716.80/x
  3. Step 3: Cross multiply
    824,363.20x = 1,236,544.80 × 735,716.80
  4. Step 4: Simplify right side
    824,363.20x = 909,746,783,312.64
  5. Step 5: Solve for x
    x = 909,746,783,312.64/824,363.20
  6. Step 6: Final answer
    x = 1,103,575.20

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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.