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Finding the Fourth Proportional to 353,605, 530,552.24 and 153,822.28

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Solution

The fourth proportional to 353,605, 530,552.24 and 153,822.28 is: 230,796.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,605 : 530,552.24 = 153,822.28 : x
  2. Step 2: Convert to fraction form
    353,605/530,552.24 = 153,822.28/x
  3. Step 3: Cross multiply
    353,605x = 530,552.24 × 153,822.28
  4. Step 4: Simplify right side
    353,605x = 81,610,755,215.91
  5. Step 5: Solve for x
    x = 81,610,755,215.91/353,605
  6. Step 6: Final answer
    x = 230,796.38

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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.