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Finding the Fourth Proportional to 888,683.40, 1,333,025.10 and 569,818.80

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Solution

The fourth proportional to 888,683.40, 1,333,025.10 and 569,818.80 is: 854,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,683.40 : 1,333,025.10 = 569,818.80 : x
  2. Step 2: Convert to fraction form
    888,683.40/1,333,025.10 = 569,818.80/x
  3. Step 3: Cross multiply
    888,683.40x = 1,333,025.10 × 569,818.80
  4. Step 4: Simplify right side
    888,683.40x = 759,582,762,851.88
  5. Step 5: Solve for x
    x = 759,582,762,851.88/888,683.40
  6. Step 6: Final answer
    x = 854,728.20

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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.