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Finding the Fourth Proportional to 7,000.56, 9,663.21 and 4,762.53

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Solution

The fourth proportional to 7,000.56, 9,663.21 and 4,762.53 is: 6,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.56 : 9,663.21 = 4,762.53 : x
  2. Step 2: Convert to fraction form
    7,000.56/9,663.21 = 4,762.53/x
  3. Step 3: Cross multiply
    7,000.56x = 9,663.21 × 4,762.53
  4. Step 4: Simplify right side
    7,000.56x = 46,021,327.52
  5. Step 5: Solve for x
    x = 46,021,327.52/7,000.56
  6. Step 6: Final answer
    x = 6,573.95

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1.5x scale

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.