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Finding the Fourth Proportional to 374,614,745.10, 561,922,117.65 and 374,614,745.10

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Solution

The fourth proportional to 374,614,745.10, 561,922,117.65 and 374,614,745.10 is: 561,922,117.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,614,745.10 : 561,922,117.65 = 374,614,745.10 : x
  2. Step 2: Convert to fraction form
    374,614,745.10/561,922,117.65 = 374,614,745.10/x
  3. Step 3: Cross multiply
    374,614,745.10x = 561,922,117.65 × 374,614,745.10
  4. Step 4: Simplify right side
    374,614,745.10x = 210,504,310,869,506,976
  5. Step 5: Solve for x
    x = 210,504,310,869,506,976/374,614,745.10
  6. Step 6: Final answer
    x = 561,922,117.65

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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.