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Finding the Third Proportional to 7,076,901.75 and 15,478,509.75

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Solution

The third proportional to 7,076,901.75 and 15,478,509.75 is: 33,854,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076,901.75 : 15,478,509.75 = 15,478,509.75 : x
  2. Step 2: Convert to fraction form
    7,076,901.75/15,478,509.75 = 15,478,509.75/x
  3. Step 3: Cross multiply
    7,076,901.75x = 15,478,509.75 × 15,478,509.75
  4. Step 4: Simplify right side
    7,076,901.75x = 239,584,264,080,845.06
  5. Step 5: Solve for x
    x = 239,584,264,080,845.06/7,076,901.75
  6. Step 6: Final answer
    x = 33,854,400.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.