Home / 385,587.14-531,945.38-232,538.29

Finding the Fourth Proportional to 385,587.14, 531,945.38 and 232,538.29

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Solution

The fourth proportional to 385,587.14, 531,945.38 and 232,538.29 is: 320,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,587.14 : 531,945.38 = 232,538.29 : x
  2. Step 2: Convert to fraction form
    385,587.14/531,945.38 = 232,538.29/x
  3. Step 3: Cross multiply
    385,587.14x = 531,945.38 × 232,538.29
  4. Step 4: Simplify right side
    385,587.14x = 123,697,669,974.25
  5. Step 5: Solve for x
    x = 123,697,669,974.25/385,587.14
  6. Step 6: Final answer
    x = 320,803.42

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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.