Home / 911,917.14-1,258,510.77-504,010.22

Finding the Fourth Proportional to 911,917.14, 1,258,510.77 and 504,010.22

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Solution

The fourth proportional to 911,917.14, 1,258,510.77 and 504,010.22 is: 695,570.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,917.14 : 1,258,510.77 = 504,010.22 : x
  2. Step 2: Convert to fraction form
    911,917.14/1,258,510.77 = 504,010.22/x
  3. Step 3: Cross multiply
    911,917.14x = 1,258,510.77 × 504,010.22
  4. Step 4: Simplify right side
    911,917.14x = 634,302,283,767.52
  5. Step 5: Solve for x
    x = 634,302,283,767.52/911,917.14
  6. Step 6: Final answer
    x = 695,570.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.