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Finding the Fourth Proportional to 434.02, 598.93 and 259.46

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Solution

The fourth proportional to 434.02, 598.93 and 259.46 is: 358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.02 : 598.93 = 259.46 : x
  2. Step 2: Convert to fraction form
    434.02/598.93 = 259.46/x
  3. Step 3: Cross multiply
    434.02x = 598.93 × 259.46
  4. Step 4: Simplify right side
    434.02x = 155,398.38
  5. Step 5: Solve for x
    x = 155,398.38/434.02
  6. Step 6: Final answer
    x = 358.04

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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.