Home / 662,193.44-913,923.28-371,837.60

Finding the Fourth Proportional to 662,193.44, 913,923.28 and 371,837.60

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Solution

The fourth proportional to 662,193.44, 913,923.28 and 371,837.60 is: 513,189.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,193.44 : 913,923.28 = 371,837.60 : x
  2. Step 2: Convert to fraction form
    662,193.44/913,923.28 = 371,837.60/x
  3. Step 3: Cross multiply
    662,193.44x = 913,923.28 × 371,837.60
  4. Step 4: Simplify right side
    662,193.44x = 339,831,039,019.33
  5. Step 5: Solve for x
    x = 339,831,039,019.33/662,193.44
  6. Step 6: Final answer
    x = 513,189.98

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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.