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Finding the Fourth Proportional to 2,472,460.40, 3,706,919.40 and 954,844.40

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Solution

The fourth proportional to 2,472,460.40, 3,706,919.40 and 954,844.40 is: 1,431,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472,460.40 : 3,706,919.40 = 954,844.40 : x
  2. Step 2: Convert to fraction form
    2,472,460.40/3,706,919.40 = 954,844.40/x
  3. Step 3: Cross multiply
    2,472,460.40x = 3,706,919.40 × 954,844.40
  4. Step 4: Simplify right side
    2,472,460.40x = 3,539,531,230,341.36
  5. Step 5: Solve for x
    x = 3,539,531,230,341.36/2,472,460.40
  6. Step 6: Final answer
    x = 1,431,582.58

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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.