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Finding the Third Proportional to 155,547.84 and 341,156.81

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Solution

The third proportional to 155,547.84 and 341,156.81 is: 748,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,547.84 : 341,156.81 = 341,156.81 : x
  2. Step 2: Convert to fraction form
    155,547.84/341,156.81 = 341,156.81/x
  3. Step 3: Cross multiply
    155,547.84x = 341,156.81 × 341,156.81
  4. Step 4: Simplify right side
    155,547.84x = 116,387,970,715.16
  5. Step 5: Solve for x
    x = 116,387,970,715.16/155,547.84
  6. Step 6: Final answer
    x = 748,245.48

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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.