Home / 855,888.76-1,181,126.46-473,915.44

Finding the Fourth Proportional to 855,888.76, 1,181,126.46 and 473,915.44

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Solution

The fourth proportional to 855,888.76, 1,181,126.46 and 473,915.44 is: 654,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,888.76 : 1,181,126.46 = 473,915.44 : x
  2. Step 2: Convert to fraction form
    855,888.76/1,181,126.46 = 473,915.44/x
  3. Step 3: Cross multiply
    855,888.76x = 1,181,126.46 × 473,915.44
  4. Step 4: Simplify right side
    855,888.76x = 559,754,065,986.54
  5. Step 5: Solve for x
    x = 559,754,065,986.54/855,888.76
  6. Step 6: Final answer
    x = 654,003.29

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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.