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Finding the Fourth Proportional to 265,233.79, 397,846.75 and 65,554.17

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Solution

The fourth proportional to 265,233.79, 397,846.75 and 65,554.17 is: 98,330.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,233.79 : 397,846.75 = 65,554.17 : x
  2. Step 2: Convert to fraction form
    265,233.79/397,846.75 = 65,554.17/x
  3. Step 3: Cross multiply
    265,233.79x = 397,846.75 × 65,554.17
  4. Step 4: Simplify right side
    265,233.79x = 26,080,513,483.45
  5. Step 5: Solve for x
    x = 26,080,513,483.45/265,233.79
  6. Step 6: Final answer
    x = 98,330.28

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1.5x scale

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.