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Finding the Fourth Proportional to 238,220,340.20, 356,574,683.10 and 238,220,340.20

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Solution

The fourth proportional to 238,220,340.20, 356,574,683.10 and 238,220,340.20 is: 356,574,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,220,340.20 : 356,574,683.10 = 238,220,340.20 : x
  2. Step 2: Convert to fraction form
    238,220,340.20/356,574,683.10 = 238,220,340.20/x
  3. Step 3: Cross multiply
    238,220,340.20x = 356,574,683.10 × 238,220,340.20
  4. Step 4: Simplify right side
    238,220,340.20x = 84,943,342,314,789,200
  5. Step 5: Solve for x
    x = 84,943,342,314,789,200/238,220,340.20
  6. Step 6: Final answer
    x = 356,574,683.10

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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.