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Finding the Third Proportional to 847,989 and 1,845,787.50

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Solution

The third proportional to 847,989 and 1,845,787.50 is: 4,017,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,989 : 1,845,787.50 = 1,845,787.50 : x
  2. Step 2: Convert to fraction form
    847,989/1,845,787.50 = 1,845,787.50/x
  3. Step 3: Cross multiply
    847,989x = 1,845,787.50 × 1,845,787.50
  4. Step 4: Simplify right side
    847,989x = 3,406,931,495,156.25
  5. Step 5: Solve for x
    x = 3,406,931,495,156.25/847,989
  6. Step 6: Final answer
    x = 4,017,660.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.