Home / 965,374.20-1,448,579.70-404,465.40

Finding the Fourth Proportional to 965,374.20, 1,448,579.70 and 404,465.40

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Solution

The fourth proportional to 965,374.20, 1,448,579.70 and 404,465.40 is: 606,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,374.20 : 1,448,579.70 = 404,465.40 : x
  2. Step 2: Convert to fraction form
    965,374.20/1,448,579.70 = 404,465.40/x
  3. Step 3: Cross multiply
    965,374.20x = 1,448,579.70 × 404,465.40
  4. Step 4: Simplify right side
    965,374.20x = 585,900,367,792.38
  5. Step 5: Solve for x
    x = 585,900,367,792.38/965,374.20
  6. Step 6: Final answer
    x = 606,915.30

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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.