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Finding the Third Proportional to 119,732,716.50 and 258,154,441.50

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Solution

The third proportional to 119,732,716.50 and 258,154,441.50 is: 556,604,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,732,716.50 : 258,154,441.50 = 258,154,441.50 : x
  2. Step 2: Convert to fraction form
    119,732,716.50/258,154,441.50 = 258,154,441.50/x
  3. Step 3: Cross multiply
    119,732,716.50x = 258,154,441.50 × 258,154,441.50
  4. Step 4: Simplify right side
    119,732,716.50x = 66,643,715,666,176,920
  5. Step 5: Solve for x
    x = 66,643,715,666,176,920/119,732,716.50
  6. Step 6: Final answer
    x = 556,604,056.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.