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Finding the Fourth Proportional to 295,845.07, 408,166.45 and 168,430.45

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Solution

The fourth proportional to 295,845.07, 408,166.45 and 168,430.45 is: 232,377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,845.07 : 408,166.45 = 168,430.45 : x
  2. Step 2: Convert to fraction form
    295,845.07/408,166.45 = 168,430.45/x
  3. Step 3: Cross multiply
    295,845.07x = 408,166.45 × 168,430.45
  4. Step 4: Simplify right side
    295,845.07x = 68,747,658,848.40
  5. Step 5: Solve for x
    x = 68,747,658,848.40/295,845.07
  6. Step 6: Final answer
    x = 232,377.23

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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.