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Finding the Fourth Proportional to 463,574.80, 695,362.20 and 168,048.40

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Solution

The fourth proportional to 463,574.80, 695,362.20 and 168,048.40 is: 252,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574.80 : 695,362.20 = 168,048.40 : x
  2. Step 2: Convert to fraction form
    463,574.80/695,362.20 = 168,048.40/x
  3. Step 3: Cross multiply
    463,574.80x = 695,362.20 × 168,048.40
  4. Step 4: Simplify right side
    463,574.80x = 116,854,505,130.48
  5. Step 5: Solve for x
    x = 116,854,505,130.48/463,574.80
  6. Step 6: Final answer
    x = 252,072.60

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Similar ratio
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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.