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Finding the Fourth Proportional to 740,580,929.70, 1,110,871,394.55 and 740,580,929.70

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Solution

The fourth proportional to 740,580,929.70, 1,110,871,394.55 and 740,580,929.70 is: 1,110,871,394.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,580,929.70 : 1,110,871,394.55 = 740,580,929.70 : x
  2. Step 2: Convert to fraction form
    740,580,929.70/1,110,871,394.55 = 740,580,929.70/x
  3. Step 3: Cross multiply
    740,580,929.70x = 1,110,871,394.55 × 740,580,929.70
  4. Step 4: Simplify right side
    740,580,929.70x = 822,690,170,152,974,592
  5. Step 5: Solve for x
    x = 822,690,170,152,974,592/740,580,929.70
  6. Step 6: Final answer
    x = 1,110,871,394.55

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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.