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Finding the Fourth Proportional to 433.32, 653.10 and 373.17

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Solution

The fourth proportional to 433.32, 653.10 and 373.17 is: 562.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.32 : 653.10 = 373.17 : x
  2. Step 2: Convert to fraction form
    433.32/653.10 = 373.17/x
  3. Step 3: Cross multiply
    433.32x = 653.10 × 373.17
  4. Step 4: Simplify right side
    433.32x = 243,721.53
  5. Step 5: Solve for x
    x = 243,721.53/433.32
  6. Step 6: Final answer
    x = 562.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.