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Finding the Fourth Proportional to 202,491.60, 303,737.40 and 163,125.60

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Solution

The fourth proportional to 202,491.60, 303,737.40 and 163,125.60 is: 244,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,491.60 : 303,737.40 = 163,125.60 : x
  2. Step 2: Convert to fraction form
    202,491.60/303,737.40 = 163,125.60/x
  3. Step 3: Cross multiply
    202,491.60x = 303,737.40 × 163,125.60
  4. Step 4: Simplify right side
    202,491.60x = 49,547,345,617.44
  5. Step 5: Solve for x
    x = 49,547,345,617.44/202,491.60
  6. Step 6: Final answer
    x = 244,688.40

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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.