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Finding the Fourth Proportional to 233,593.40, 350,390.10 and 218,041.40

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Solution

The fourth proportional to 233,593.40, 350,390.10 and 218,041.40 is: 327,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,593.40 : 350,390.10 = 218,041.40 : x
  2. Step 2: Convert to fraction form
    233,593.40/350,390.10 = 218,041.40/x
  3. Step 3: Cross multiply
    233,593.40x = 350,390.10 × 218,041.40
  4. Step 4: Simplify right side
    233,593.40x = 76,399,547,950.14
  5. Step 5: Solve for x
    x = 76,399,547,950.14/233,593.40
  6. Step 6: Final answer
    x = 327,062.10

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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.