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Finding the Fourth Proportional to 2,906,527, 4,360,490.70 and 911,983

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Solution

The fourth proportional to 2,906,527, 4,360,490.70 and 911,983 is: 1,368,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,527 : 4,360,490.70 = 911,983 : x
  2. Step 2: Convert to fraction form
    2,906,527/4,360,490.70 = 911,983/x
  3. Step 3: Cross multiply
    2,906,527x = 4,360,490.70 × 911,983
  4. Step 4: Simplify right side
    2,906,527x = 3,976,693,390,058.10
  5. Step 5: Solve for x
    x = 3,976,693,390,058.10/2,906,527
  6. Step 6: Final answer
    x = 1,368,194.20

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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.