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Finding the Fourth Proportional to 597.42, 895.32 and 288.66

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Solution

The fourth proportional to 597.42, 895.32 and 288.66 is: 432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.42 : 895.32 = 288.66 : x
  2. Step 2: Convert to fraction form
    597.42/895.32 = 288.66/x
  3. Step 3: Cross multiply
    597.42x = 895.32 × 288.66
  4. Step 4: Simplify right side
    597.42x = 258,443.07
  5. Step 5: Solve for x
    x = 258,443.07/597.42
  6. Step 6: Final answer
    x = 432.60

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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.