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Finding the Fourth Proportional to 294,526.80, 406,330.02 and 170,324.82

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Solution

The fourth proportional to 294,526.80, 406,330.02 and 170,324.82 is: 234,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,526.80 : 406,330.02 = 170,324.82 : x
  2. Step 2: Convert to fraction form
    294,526.80/406,330.02 = 170,324.82/x
  3. Step 3: Cross multiply
    294,526.80x = 406,330.02 × 170,324.82
  4. Step 4: Simplify right side
    294,526.80x = 69,208,087,517.10
  5. Step 5: Solve for x
    x = 69,208,087,517.10/294,526.80
  6. Step 6: Final answer
    x = 234,980.61

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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.