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Finding the Fourth Proportional to 6,374,502.25, 8,796,813.29 and 3,512,934.25

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Solution

The fourth proportional to 6,374,502.25, 8,796,813.29 and 3,512,934.25 is: 4,847,849.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374,502.25 : 8,796,813.29 = 3,512,934.25 : x
  2. Step 2: Convert to fraction form
    6,374,502.25/8,796,813.29 = 3,512,934.25/x
  3. Step 3: Cross multiply
    6,374,502.25x = 8,796,813.29 × 3,512,934.25
  4. Step 4: Simplify right side
    6,374,502.25x = 30,902,626,679,731.51
  5. Step 5: Solve for x
    x = 30,902,626,679,731.51/6,374,502.25
  6. Step 6: Final answer
    x = 4,847,849.36

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1.5x scale

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.