Home / 910,496.40-1,366,291.35-377,961.90

Finding the Fourth Proportional to 910,496.40, 1,366,291.35 and 377,961.90

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Solution

The fourth proportional to 910,496.40, 1,366,291.35 and 377,961.90 is: 567,169.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,496.40 : 1,366,291.35 = 377,961.90 : x
  2. Step 2: Convert to fraction form
    910,496.40/1,366,291.35 = 377,961.90/x
  3. Step 3: Cross multiply
    910,496.40x = 1,366,291.35 × 377,961.90
  4. Step 4: Simplify right side
    910,496.40x = 516,406,074,599.57
  5. Step 5: Solve for x
    x = 516,406,074,599.57/910,496.40
  6. Step 6: Final answer
    x = 567,169.81

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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.