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Finding the Fourth Proportional to 943,760.80, 1,412,530.80 and 732,253.60

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Solution

The fourth proportional to 943,760.80, 1,412,530.80 and 732,253.60 is: 1,095,967.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,760.80 : 1,412,530.80 = 732,253.60 : x
  2. Step 2: Convert to fraction form
    943,760.80/1,412,530.80 = 732,253.60/x
  3. Step 3: Cross multiply
    943,760.80x = 1,412,530.80 × 732,253.60
  4. Step 4: Simplify right side
    943,760.80x = 1,034,330,763,410.88
  5. Step 5: Solve for x
    x = 1,034,330,763,410.88/943,760.80
  6. Step 6: Final answer
    x = 1,095,967.07

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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.