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Finding the Fourth Proportional to 322,461.70, 483,693.72 and 97,824.10

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Solution

The fourth proportional to 322,461.70, 483,693.72 and 97,824.10 is: 146,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,461.70 : 483,693.72 = 97,824.10 : x
  2. Step 2: Convert to fraction form
    322,461.70/483,693.72 = 97,824.10/x
  3. Step 3: Cross multiply
    322,461.70x = 483,693.72 × 97,824.10
  4. Step 4: Simplify right side
    322,461.70x = 47,316,902,834.65
  5. Step 5: Solve for x
    x = 47,316,902,834.65/322,461.70
  6. Step 6: Final answer
    x = 146,736.50

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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.