Home / 648,698.06-895,139.88-444,923.12

Finding the Fourth Proportional to 648,698.06, 895,139.88 and 444,923.12

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Solution

The fourth proportional to 648,698.06, 895,139.88 and 444,923.12 is: 613,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,698.06 : 895,139.88 = 444,923.12 : x
  2. Step 2: Convert to fraction form
    648,698.06/895,139.88 = 444,923.12/x
  3. Step 3: Cross multiply
    648,698.06x = 895,139.88 × 444,923.12
  4. Step 4: Simplify right side
    648,698.06x = 398,268,428,246.03
  5. Step 5: Solve for x
    x = 398,268,428,246.03/648,698.06
  6. Step 6: Final answer
    x = 613,950.39

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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.