Home / 965,792.20-1,448,688.30-493,400.20

Finding the Fourth Proportional to 965,792.20, 1,448,688.30 and 493,400.20

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Solution

The fourth proportional to 965,792.20, 1,448,688.30 and 493,400.20 is: 740,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,792.20 : 1,448,688.30 = 493,400.20 : x
  2. Step 2: Convert to fraction form
    965,792.20/1,448,688.30 = 493,400.20/x
  3. Step 3: Cross multiply
    965,792.20x = 1,448,688.30 × 493,400.20
  4. Step 4: Simplify right side
    965,792.20x = 714,783,096,957.66
  5. Step 5: Solve for x
    x = 714,783,096,957.66/965,792.20
  6. Step 6: Final answer
    x = 740,100.30

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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.