Home / 974,880.64-1,345,310.10-539,286.64

Finding the Fourth Proportional to 974,880.64, 1,345,310.10 and 539,286.64

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Solution

The fourth proportional to 974,880.64, 1,345,310.10 and 539,286.64 is: 744,201.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,880.64 : 1,345,310.10 = 539,286.64 : x
  2. Step 2: Convert to fraction form
    974,880.64/1,345,310.10 = 539,286.64/x
  3. Step 3: Cross multiply
    974,880.64x = 1,345,310.10 × 539,286.64
  4. Step 4: Simplify right side
    974,880.64x = 725,507,763,587.06
  5. Step 5: Solve for x
    x = 725,507,763,587.06/974,880.64
  6. Step 6: Final answer
    x = 744,201.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.