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Finding the Third Proportional to 153,478,560.75 and 235,910,055.75

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Solution

The third proportional to 153,478,560.75 and 235,910,055.75 is: 362,614,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,478,560.75 : 235,910,055.75 = 235,910,055.75 : x
  2. Step 2: Convert to fraction form
    153,478,560.75/235,910,055.75 = 235,910,055.75/x
  3. Step 3: Cross multiply
    153,478,560.75x = 235,910,055.75 × 235,910,055.75
  4. Step 4: Simplify right side
    153,478,560.75x = 55,653,554,403,968,112
  5. Step 5: Solve for x
    x = 55,653,554,403,968,112/153,478,560.75
  6. Step 6: Final answer
    x = 362,614,518.48

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.