Home / 966,417.20-1,449,107.40-404,817.20

Finding the Fourth Proportional to 966,417.20, 1,449,107.40 and 404,817.20

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Solution

The fourth proportional to 966,417.20, 1,449,107.40 and 404,817.20 is: 607,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,417.20 : 1,449,107.40 = 404,817.20 : x
  2. Step 2: Convert to fraction form
    966,417.20/1,449,107.40 = 404,817.20/x
  3. Step 3: Cross multiply
    966,417.20x = 1,449,107.40 × 404,817.20
  4. Step 4: Simplify right side
    966,417.20x = 586,623,600,167.28
  5. Step 5: Solve for x
    x = 586,623,600,167.28/966,417.20
  6. Step 6: Final answer
    x = 607,008.65

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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.