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Finding the Fourth Proportional to 9,663,232.80, 14,496,598.80 and 4,858,831.20

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Solution

The fourth proportional to 9,663,232.80, 14,496,598.80 and 4,858,831.20 is: 7,289,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,232.80 : 14,496,598.80 = 4,858,831.20 : x
  2. Step 2: Convert to fraction form
    9,663,232.80/14,496,598.80 = 4,858,831.20/x
  3. Step 3: Cross multiply
    9,663,232.80x = 14,496,598.80 × 4,858,831.20
  4. Step 4: Simplify right side
    9,663,232.80x = 70,436,526,543,322.56
  5. Step 5: Solve for x
    x = 70,436,526,543,322.56/9,663,232.80
  6. Step 6: Final answer
    x = 7,289,126.53

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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.