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Finding the Fourth Proportional to 1,521.86, 2,283.16 and 597.18

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Solution

The fourth proportional to 1,521.86, 2,283.16 and 597.18 is: 895.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521.86 : 2,283.16 = 597.18 : x
  2. Step 2: Convert to fraction form
    1,521.86/2,283.16 = 597.18/x
  3. Step 3: Cross multiply
    1,521.86x = 2,283.16 × 597.18
  4. Step 4: Simplify right side
    1,521.86x = 1,363,457.49
  5. Step 5: Solve for x
    x = 1,363,457.49/1,521.86
  6. Step 6: Final answer
    x = 895.92

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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.