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Finding the Fourth Proportional to 295,552.50, 407,865.04 and 168,236.28

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Solution

The fourth proportional to 295,552.50, 407,865.04 and 168,236.28 is: 232,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,552.50 : 407,865.04 = 168,236.28 : x
  2. Step 2: Convert to fraction form
    295,552.50/407,865.04 = 168,236.28/x
  3. Step 3: Cross multiply
    295,552.50x = 407,865.04 × 168,236.28
  4. Step 4: Simplify right side
    295,552.50x = 68,617,697,071.65
  5. Step 5: Solve for x
    x = 68,617,697,071.65/295,552.50
  6. Step 6: Final answer
    x = 232,167.54

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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.