Home / 974,629.20-1,461,943.80-413,590.80

Finding the Fourth Proportional to 974,629.20, 1,461,943.80 and 413,590.80

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Solution

The fourth proportional to 974,629.20, 1,461,943.80 and 413,590.80 is: 620,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,629.20 : 1,461,943.80 = 413,590.80 : x
  2. Step 2: Convert to fraction form
    974,629.20/1,461,943.80 = 413,590.80/x
  3. Step 3: Cross multiply
    974,629.20x = 1,461,943.80 × 413,590.80
  4. Step 4: Simplify right side
    974,629.20x = 604,646,505,797.04
  5. Step 5: Solve for x
    x = 604,646,505,797.04/974,629.20
  6. Step 6: Final answer
    x = 620,386.20

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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.