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Finding the Fourth Proportional to 254,148,322.60, 381,222,483.90 and 254,148,322.60

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Solution

The fourth proportional to 254,148,322.60, 381,222,483.90 and 254,148,322.60 is: 381,222,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,148,322.60 : 381,222,483.90 = 254,148,322.60 : x
  2. Step 2: Convert to fraction form
    254,148,322.60/381,222,483.90 = 254,148,322.60/x
  3. Step 3: Cross multiply
    254,148,322.60x = 381,222,483.90 × 254,148,322.60
  4. Step 4: Simplify right side
    254,148,322.60x = 96,887,054,820,590,496
  5. Step 5: Solve for x
    x = 96,887,054,820,590,496/254,148,322.60
  6. Step 6: Final answer
    x = 381,222,483.90

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1.5x scale

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.