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Finding the Fourth Proportional to 553,524.57, 827,254.11 and 404,079.57

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Solution

The fourth proportional to 553,524.57, 827,254.11 and 404,079.57 is: 603,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,524.57 : 827,254.11 = 404,079.57 : x
  2. Step 2: Convert to fraction form
    553,524.57/827,254.11 = 404,079.57/x
  3. Step 3: Cross multiply
    553,524.57x = 827,254.11 × 404,079.57
  4. Step 4: Simplify right side
    553,524.57x = 334,276,486,564.83
  5. Step 5: Solve for x
    x = 334,276,486,564.83/553,524.57
  6. Step 6: Final answer
    x = 603,905.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.