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Finding the Fourth Proportional to 580,322.96, 870,524.45 and 243,024.01

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Solution

The fourth proportional to 580,322.96, 870,524.45 and 243,024.01 is: 364,552.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,322.96 : 870,524.45 = 243,024.01 : x
  2. Step 2: Convert to fraction form
    580,322.96/870,524.45 = 243,024.01/x
  3. Step 3: Cross multiply
    580,322.96x = 870,524.45 × 243,024.01
  4. Step 4: Simplify right side
    580,322.96x = 211,558,339,250.61
  5. Step 5: Solve for x
    x = 211,558,339,250.61/580,322.96
  6. Step 6: Final answer
    x = 364,552.76

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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.