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Finding the Fourth Proportional to 589,358.40, 884,037.60 and 195,374.40

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Solution

The fourth proportional to 589,358.40, 884,037.60 and 195,374.40 is: 293,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,358.40 : 884,037.60 = 195,374.40 : x
  2. Step 2: Convert to fraction form
    589,358.40/884,037.60 = 195,374.40/x
  3. Step 3: Cross multiply
    589,358.40x = 884,037.60 × 195,374.40
  4. Step 4: Simplify right side
    589,358.40x = 172,718,315,677.44
  5. Step 5: Solve for x
    x = 172,718,315,677.44/589,358.40
  6. Step 6: Final answer
    x = 293,061.60

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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.