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Finding the Fourth Proportional to 366,837.84, 506,021.20 and 230,655.96

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Solution

The fourth proportional to 366,837.84, 506,021.20 and 230,655.96 is: 318,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,837.84 : 506,021.20 = 230,655.96 : x
  2. Step 2: Convert to fraction form
    366,837.84/506,021.20 = 230,655.96/x
  3. Step 3: Cross multiply
    366,837.84x = 506,021.20 × 230,655.96
  4. Step 4: Simplify right side
    366,837.84x = 116,716,805,666.35
  5. Step 5: Solve for x
    x = 116,716,805,666.35/366,837.84
  6. Step 6: Final answer
    x = 318,170.03

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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.