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Finding the Fourth Proportional to 610,570.96, 916,049.58 and 273,900.40

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Solution

The fourth proportional to 610,570.96, 916,049.58 and 273,900.40 is: 410,937.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,570.96 : 916,049.58 = 273,900.40 : x
  2. Step 2: Convert to fraction form
    610,570.96/916,049.58 = 273,900.40/x
  3. Step 3: Cross multiply
    610,570.96x = 916,049.58 × 273,900.40
  4. Step 4: Simplify right side
    610,570.96x = 250,906,346,381.83
  5. Step 5: Solve for x
    x = 250,906,346,381.83/610,570.96
  6. Step 6: Final answer
    x = 410,937.24

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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.