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Finding the Fourth Proportional to 1,037,175, 1,555,762.50 and 336,759

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Solution

The fourth proportional to 1,037,175, 1,555,762.50 and 336,759 is: 505,138.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,175 : 1,555,762.50 = 336,759 : x
  2. Step 2: Convert to fraction form
    1,037,175/1,555,762.50 = 336,759/x
  3. Step 3: Cross multiply
    1,037,175x = 1,555,762.50 × 336,759
  4. Step 4: Simplify right side
    1,037,175x = 523,917,023,737.50
  5. Step 5: Solve for x
    x = 523,917,023,737.50/1,037,175
  6. Step 6: Final answer
    x = 505,138.50

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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.