Home / 855,899.40-1,283,849.10-607,067.40

Finding the Fourth Proportional to 855,899.40, 1,283,849.10 and 607,067.40

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Solution

The fourth proportional to 855,899.40, 1,283,849.10 and 607,067.40 is: 910,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,899.40 : 1,283,849.10 = 607,067.40 : x
  2. Step 2: Convert to fraction form
    855,899.40/1,283,849.10 = 607,067.40/x
  3. Step 3: Cross multiply
    855,899.40x = 1,283,849.10 × 607,067.40
  4. Step 4: Simplify right side
    855,899.40x = 779,382,935,129.34
  5. Step 5: Solve for x
    x = 779,382,935,129.34/855,899.40
  6. Step 6: Final answer
    x = 910,601.10

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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.