Home / 855,916.56-1,181,150.40-473,935.12

Finding the Fourth Proportional to 855,916.56, 1,181,150.40 and 473,935.12

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Solution

The fourth proportional to 855,916.56, 1,181,150.40 and 473,935.12 is: 654,022.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,916.56 : 1,181,150.40 = 473,935.12 : x
  2. Step 2: Convert to fraction form
    855,916.56/1,181,150.40 = 473,935.12/x
  3. Step 3: Cross multiply
    855,916.56x = 1,181,150.40 × 473,935.12
  4. Step 4: Simplify right side
    855,916.56x = 559,788,656,562.05
  5. Step 5: Solve for x
    x = 559,788,656,562.05/855,916.56
  6. Step 6: Final answer
    x = 654,022.46

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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.