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Finding the Fourth Proportional to 272,860.98, 409,547.43 and 167,884.98

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Solution

The fourth proportional to 272,860.98, 409,547.43 and 167,884.98 is: 251,984.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,860.98 : 409,547.43 = 167,884.98 : x
  2. Step 2: Convert to fraction form
    272,860.98/409,547.43 = 167,884.98/x
  3. Step 3: Cross multiply
    272,860.98x = 409,547.43 × 167,884.98
  4. Step 4: Simplify right side
    272,860.98x = 68,756,862,094.60
  5. Step 5: Solve for x
    x = 68,756,862,094.60/272,860.98
  6. Step 6: Final answer
    x = 251,984.96

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1.5x scale

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.