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Finding the Fourth Proportional to 5,487,019.02, 7,572,084.93 and 3,039,788.97

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Solution

The fourth proportional to 5,487,019.02, 7,572,084.93 and 3,039,788.97 is: 4,194,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,019.02 : 7,572,084.93 = 3,039,788.97 : x
  2. Step 2: Convert to fraction form
    5,487,019.02/7,572,084.93 = 3,039,788.97/x
  3. Step 3: Cross multiply
    5,487,019.02x = 7,572,084.93 × 3,039,788.97
  4. Step 4: Simplify right side
    5,487,019.02x = 23,017,540,250,117.22
  5. Step 5: Solve for x
    x = 23,017,540,250,117.22/5,487,019.02
  6. Step 6: Final answer
    x = 4,194,908.05

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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.