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Finding the Fourth Proportional to 22,034,427.60, 30,880,085.10 and 22,034,427.60

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Solution

The fourth proportional to 22,034,427.60, 30,880,085.10 and 22,034,427.60 is: 30,880,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034,427.60 : 30,880,085.10 = 22,034,427.60 : x
  2. Step 2: Convert to fraction form
    22,034,427.60/30,880,085.10 = 22,034,427.60/x
  3. Step 3: Cross multiply
    22,034,427.60x = 30,880,085.10 × 22,034,427.60
  4. Step 4: Simplify right side
    22,034,427.60x = 680,424,999,417,788.88
  5. Step 5: Solve for x
    x = 680,424,999,417,788.88/22,034,427.60
  6. Step 6: Final answer
    x = 30,880,085.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.