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Finding the Third Proportional to 4,934,828.81 and 7,361,168.63

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Solution

The third proportional to 4,934,828.81 and 7,361,168.63 is: 10,980,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934,828.81 : 7,361,168.63 = 7,361,168.63 : x
  2. Step 2: Convert to fraction form
    4,934,828.81/7,361,168.63 = 7,361,168.63/x
  3. Step 3: Cross multiply
    4,934,828.81x = 7,361,168.63 × 7,361,168.63
  4. Step 4: Simplify right side
    4,934,828.81x = 54,186,803,525,684.39
  5. Step 5: Solve for x
    x = 54,186,803,525,684.39/4,934,828.81
  6. Step 6: Final answer
    x = 10,980,482.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.