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Finding the Fourth Proportional to 53,203,599.40, 79,805,399.10 and 53,203,599.40

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Solution

The fourth proportional to 53,203,599.40, 79,805,399.10 and 53,203,599.40 is: 79,805,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,203,599.40 : 79,805,399.10 = 53,203,599.40 : x
  2. Step 2: Convert to fraction form
    53,203,599.40/79,805,399.10 = 53,203,599.40/x
  3. Step 3: Cross multiply
    53,203,599.40x = 79,805,399.10 × 53,203,599.40
  4. Step 4: Simplify right side
    53,203,599.40x = 4,245,934,483,673,520
  5. Step 5: Solve for x
    x = 4,245,934,483,673,520/53,203,599.40
  6. Step 6: Final answer
    x = 79,805,399.10

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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.