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Finding the Fourth Proportional to 30,348,843.55, 45,523,265.33 and 30,348,843.55

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Solution

The fourth proportional to 30,348,843.55, 45,523,265.33 and 30,348,843.55 is: 45,523,265.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348,843.55 : 45,523,265.33 = 30,348,843.55 : x
  2. Step 2: Convert to fraction form
    30,348,843.55/45,523,265.33 = 30,348,843.55/x
  3. Step 3: Cross multiply
    30,348,843.55x = 45,523,265.33 × 30,348,843.55
  4. Step 4: Simplify right side
    30,348,843.55x = 1,381,578,457,233,565
  5. Step 5: Solve for x
    x = 1,381,578,457,233,565/30,348,843.55
  6. Step 6: Final answer
    x = 45,523,265.33

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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.