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Finding the Fourth Proportional to 5,988,200.40, 8,983,612.80 and 2,957,018.40

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Solution

The fourth proportional to 5,988,200.40, 8,983,612.80 and 2,957,018.40 is: 4,436,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988,200.40 : 8,983,612.80 = 2,957,018.40 : x
  2. Step 2: Convert to fraction form
    5,988,200.40/8,983,612.80 = 2,957,018.40/x
  3. Step 3: Cross multiply
    5,988,200.40x = 8,983,612.80 × 2,957,018.40
  4. Step 4: Simplify right side
    5,988,200.40x = 26,564,708,348,075.52
  5. Step 5: Solve for x
    x = 26,564,708,348,075.52/5,988,200.40
  6. Step 6: Final answer
    x = 4,436,175.57

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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.