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Finding the Fourth Proportional to 482,839.84, 724,026.48 and 202,281.76

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Solution

The fourth proportional to 482,839.84, 724,026.48 and 202,281.76 is: 303,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,839.84 : 724,026.48 = 202,281.76 : x
  2. Step 2: Convert to fraction form
    482,839.84/724,026.48 = 202,281.76/x
  3. Step 3: Cross multiply
    482,839.84x = 724,026.48 × 202,281.76
  4. Step 4: Simplify right side
    482,839.84x = 146,457,350,661.01
  5. Step 5: Solve for x
    x = 146,457,350,661.01/482,839.84
  6. Step 6: Final answer
    x = 303,324.91

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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.