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Finding the Fourth Proportional to 308,888.32, 463,368.96 and 98,452.48

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Solution

The fourth proportional to 308,888.32, 463,368.96 and 98,452.48 is: 147,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,888.32 : 463,368.96 = 98,452.48 : x
  2. Step 2: Convert to fraction form
    308,888.32/463,368.96 = 98,452.48/x
  3. Step 3: Cross multiply
    308,888.32x = 463,368.96 × 98,452.48
  4. Step 4: Simplify right side
    308,888.32x = 45,619,823,267.02
  5. Step 5: Solve for x
    x = 45,619,823,267.02/308,888.32
  6. Step 6: Final answer
    x = 147,690.35

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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.