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Finding the Fourth Proportional to 297,430.29, 410,410.47 and 170,081.28

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Solution

The fourth proportional to 297,430.29, 410,410.47 and 170,081.28 is: 234,687.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,430.29 : 410,410.47 = 170,081.28 : x
  2. Step 2: Convert to fraction form
    297,430.29/410,410.47 = 170,081.28/x
  3. Step 3: Cross multiply
    297,430.29x = 410,410.47 × 170,081.28
  4. Step 4: Simplify right side
    297,430.29x = 69,803,138,063.00
  5. Step 5: Solve for x
    x = 69,803,138,063.00/297,430.29
  6. Step 6: Final answer
    x = 234,687.39

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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.