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Finding the Fourth Proportional to 490,069,247.60, 735,103,871.40 and 490,069,247.60

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Solution

The fourth proportional to 490,069,247.60, 735,103,871.40 and 490,069,247.60 is: 735,103,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,069,247.60 : 735,103,871.40 = 490,069,247.60 : x
  2. Step 2: Convert to fraction form
    490,069,247.60/735,103,871.40 = 490,069,247.60/x
  3. Step 3: Cross multiply
    490,069,247.60x = 735,103,871.40 × 490,069,247.60
  4. Step 4: Simplify right side
    490,069,247.60x = 360,251,801,164,845,184
  5. Step 5: Solve for x
    x = 360,251,801,164,845,184/490,069,247.60
  6. Step 6: Final answer
    x = 735,103,871.40

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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.