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Finding the Fourth Proportional to 881,492,558.90, 1,322,238,838.35 and 827,744,846.90

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Solution

The fourth proportional to 881,492,558.90, 1,322,238,838.35 and 827,744,846.90 is: 1,241,617,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,492,558.90 : 1,322,238,838.35 = 827,744,846.90 : x
  2. Step 2: Convert to fraction form
    881,492,558.90/1,322,238,838.35 = 827,744,846.90/x
  3. Step 3: Cross multiply
    881,492,558.90x = 1,322,238,838.35 × 827,744,846.90
  4. Step 4: Simplify right side
    881,492,558.90x = 1,094,476,384,815,254,528
  5. Step 5: Solve for x
    x = 1,094,476,384,815,254,528/881,492,558.90
  6. Step 6: Final answer
    x = 1,241,617,270.35

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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.