Home / 731,266.05-1,009,198.26-409,005.93

Finding the Fourth Proportional to 731,266.05, 1,009,198.26 and 409,005.93

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Solution

The fourth proportional to 731,266.05, 1,009,198.26 and 409,005.93 is: 564,456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,266.05 : 1,009,198.26 = 409,005.93 : x
  2. Step 2: Convert to fraction form
    731,266.05/1,009,198.26 = 409,005.93/x
  3. Step 3: Cross multiply
    731,266.05x = 1,009,198.26 × 409,005.93
  4. Step 4: Simplify right side
    731,266.05x = 412,768,072,885.68
  5. Step 5: Solve for x
    x = 412,768,072,885.68/731,266.05
  6. Step 6: Final answer
    x = 564,456.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.