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Finding the Fourth Proportional to 595,800.20, 891,626.70 and 409,176.20

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Solution

The fourth proportional to 595,800.20, 891,626.70 and 409,176.20 is: 612,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,800.20 : 891,626.70 = 409,176.20 : x
  2. Step 2: Convert to fraction form
    595,800.20/891,626.70 = 409,176.20/x
  3. Step 3: Cross multiply
    595,800.20x = 891,626.70 × 409,176.20
  4. Step 4: Simplify right side
    595,800.20x = 364,832,424,924.54
  5. Step 5: Solve for x
    x = 364,832,424,924.54/595,800.20
  6. Step 6: Final answer
    x = 612,340.22

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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.