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Finding the Fourth Proportional to 294,350.04, 406,191.78 and 167,018.04

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Solution

The fourth proportional to 294,350.04, 406,191.78 and 167,018.04 is: 230,478.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,350.04 : 406,191.78 = 167,018.04 : x
  2. Step 2: Convert to fraction form
    294,350.04/406,191.78 = 167,018.04/x
  3. Step 3: Cross multiply
    294,350.04x = 406,191.78 × 167,018.04
  4. Step 4: Simplify right side
    294,350.04x = 67,841,354,959.71
  5. Step 5: Solve for x
    x = 67,841,354,959.71/294,350.04
  6. Step 6: Final answer
    x = 230,478.50

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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.