Home / 1,256,180.97-1,884,226.89-357,627.45

Finding the Fourth Proportional to 1,256,180.97, 1,884,226.89 and 357,627.45

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Solution

The fourth proportional to 1,256,180.97, 1,884,226.89 and 357,627.45 is: 536,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,180.97 : 1,884,226.89 = 357,627.45 : x
  2. Step 2: Convert to fraction form
    1,256,180.97/1,884,226.89 = 357,627.45/x
  3. Step 3: Cross multiply
    1,256,180.97x = 1,884,226.89 × 357,627.45
  4. Step 4: Simplify right side
    1,256,180.97x = 673,851,257,892.13
  5. Step 5: Solve for x
    x = 673,851,257,892.13/1,256,180.97
  6. Step 6: Final answer
    x = 536,428.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.