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Finding the Fourth Proportional to 606,341.44, 909,508.48 and 157,061.12

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Solution

The fourth proportional to 606,341.44, 909,508.48 and 157,061.12 is: 235,590.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,341.44 : 909,508.48 = 157,061.12 : x
  2. Step 2: Convert to fraction form
    606,341.44/909,508.48 = 157,061.12/x
  3. Step 3: Cross multiply
    606,341.44x = 909,508.48 × 157,061.12
  4. Step 4: Simplify right side
    606,341.44x = 142,848,420,518.30
  5. Step 5: Solve for x
    x = 142,848,420,518.30/606,341.44
  6. Step 6: Final answer
    x = 235,590.73

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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.