Home / 910,226.70-1,366,117.65-405,564.30

Finding the Fourth Proportional to 910,226.70, 1,366,117.65 and 405,564.30

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Solution

The fourth proportional to 910,226.70, 1,366,117.65 and 405,564.30 is: 608,692.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,226.70 : 1,366,117.65 = 405,564.30 : x
  2. Step 2: Convert to fraction form
    910,226.70/1,366,117.65 = 405,564.30/x
  3. Step 3: Cross multiply
    910,226.70x = 1,366,117.65 × 405,564.30
  4. Step 4: Simplify right side
    910,226.70x = 554,048,548,439.90
  5. Step 5: Solve for x
    x = 554,048,548,439.90/910,226.70
  6. Step 6: Final answer
    x = 608,692.92

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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.