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Finding the Fourth Proportional to 295,549.99, 407,861.59 and 168,233.78

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Solution

The fourth proportional to 295,549.99, 407,861.59 and 168,233.78 is: 232,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,549.99 : 407,861.59 = 168,233.78 : x
  2. Step 2: Convert to fraction form
    295,549.99/407,861.59 = 168,233.78/x
  3. Step 3: Cross multiply
    295,549.99x = 407,861.59 × 168,233.78
  4. Step 4: Simplify right side
    295,549.99x = 68,616,097,002.51
  5. Step 5: Solve for x
    x = 68,616,097,002.51/295,549.99
  6. Step 6: Final answer
    x = 232,164.10

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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.