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Finding the Fourth Proportional to 543,606.89, 750,156.96 and 301,905.04

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Solution

The fourth proportional to 543,606.89, 750,156.96 and 301,905.04 is: 416,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,606.89 : 750,156.96 = 301,905.04 : x
  2. Step 2: Convert to fraction form
    543,606.89/750,156.96 = 301,905.04/x
  3. Step 3: Cross multiply
    543,606.89x = 750,156.96 × 301,905.04
  4. Step 4: Simplify right side
    543,606.89x = 226,476,163,239.99
  5. Step 5: Solve for x
    x = 226,476,163,239.99/543,606.89
  6. Step 6: Final answer
    x = 416,617.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.