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Finding the Fourth Proportional to 4,699.04, 7,048.56 and 1,236

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Solution

The fourth proportional to 4,699.04, 7,048.56 and 1,236 is: 1,854

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.04 : 7,048.56 = 1,236 : x
  2. Step 2: Convert to fraction form
    4,699.04/7,048.56 = 1,236/x
  3. Step 3: Cross multiply
    4,699.04x = 7,048.56 × 1,236
  4. Step 4: Simplify right side
    4,699.04x = 8,712,020.16
  5. Step 5: Solve for x
    x = 8,712,020.16/4,699.04
  6. Step 6: Final answer
    x = 1,854

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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.