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Finding the Fourth Proportional to 1,656,619.80, 2,484,929.70 and 591,696.60

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Solution

The fourth proportional to 1,656,619.80, 2,484,929.70 and 591,696.60 is: 887,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,619.80 : 2,484,929.70 = 591,696.60 : x
  2. Step 2: Convert to fraction form
    1,656,619.80/2,484,929.70 = 591,696.60/x
  3. Step 3: Cross multiply
    1,656,619.80x = 2,484,929.70 × 591,696.60
  4. Step 4: Simplify right side
    1,656,619.80x = 1,470,324,454,729.02
  5. Step 5: Solve for x
    x = 1,470,324,454,729.02/1,656,619.80
  6. Step 6: Final answer
    x = 887,544.90

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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.