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Finding the Third Proportional to 589,774,455 and 915,737,244.75

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Solution

The third proportional to 589,774,455 and 915,737,244.75 is: 1,421,856,600.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,774,455 : 915,737,244.75 = 915,737,244.75 : x
  2. Step 2: Convert to fraction form
    589,774,455/915,737,244.75 = 915,737,244.75/x
  3. Step 3: Cross multiply
    589,774,455x = 915,737,244.75 × 915,737,244.75
  4. Step 4: Simplify right side
    589,774,455x = 838,574,701,422,321,408
  5. Step 5: Solve for x
    x = 838,574,701,422,321,408/589,774,455
  6. Step 6: Final answer
    x = 1,421,856,600.12

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.