Home / 927,919.88-1,391,880.56-254,006.76

Finding the Fourth Proportional to 927,919.88, 1,391,880.56 and 254,006.76

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Solution

The fourth proportional to 927,919.88, 1,391,880.56 and 254,006.76 is: 381,010.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,919.88 : 1,391,880.56 = 254,006.76 : x
  2. Step 2: Convert to fraction form
    927,919.88/1,391,880.56 = 254,006.76/x
  3. Step 3: Cross multiply
    927,919.88x = 1,391,880.56 × 254,006.76
  4. Step 4: Simplify right side
    927,919.88x = 353,547,071,352.59
  5. Step 5: Solve for x
    x = 353,547,071,352.59/927,919.88
  6. Step 6: Final answer
    x = 381,010.34

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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.