Home / 910,805.04-1,366,178.40-412,169.04

Finding the Fourth Proportional to 910,805.04, 1,366,178.40 and 412,169.04

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Solution

The fourth proportional to 910,805.04, 1,366,178.40 and 412,169.04 is: 618,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,805.04 : 1,366,178.40 = 412,169.04 : x
  2. Step 2: Convert to fraction form
    910,805.04/1,366,178.40 = 412,169.04/x
  3. Step 3: Cross multiply
    910,805.04x = 1,366,178.40 × 412,169.04
  4. Step 4: Simplify right side
    910,805.04x = 563,096,439,596.74
  5. Step 5: Solve for x
    x = 563,096,439,596.74/910,805.04
  6. Step 6: Final answer
    x = 618,240.36

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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.