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Finding the Fourth Proportional to 35,216,640.40, 52,824,960.60 and 35,216,640.40

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Solution

The fourth proportional to 35,216,640.40, 52,824,960.60 and 35,216,640.40 is: 52,824,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,216,640.40 : 52,824,960.60 = 35,216,640.40 : x
  2. Step 2: Convert to fraction form
    35,216,640.40/52,824,960.60 = 35,216,640.40/x
  3. Step 3: Cross multiply
    35,216,640.40x = 52,824,960.60 × 35,216,640.40
  4. Step 4: Simplify right side
    35,216,640.40x = 1,860,317,641,594,368.25
  5. Step 5: Solve for x
    x = 1,860,317,641,594,368.25/35,216,640.40
  6. Step 6: Final answer
    x = 52,824,960.60

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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.