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Finding the Fourth Proportional to 35,958,659.60, 53,944,987.80 and 10,400,502.80

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Solution

The fourth proportional to 35,958,659.60, 53,944,987.80 and 10,400,502.80 is: 15,602,778.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,958,659.60 : 53,944,987.80 = 10,400,502.80 : x
  2. Step 2: Convert to fraction form
    35,958,659.60/53,944,987.80 = 10,400,502.80/x
  3. Step 3: Cross multiply
    35,958,659.60x = 53,944,987.80 × 10,400,502.80
  4. Step 4: Simplify right side
    35,958,659.60x = 561,054,996,659,865.88
  5. Step 5: Solve for x
    x = 561,054,996,659,865.88/35,958,659.60
  6. Step 6: Final answer
    x = 15,602,778.38

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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.