Home / 975,531.36-1,463,149.38-265,615.32

Finding the Fourth Proportional to 975,531.36, 1,463,149.38 and 265,615.32

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Solution

The fourth proportional to 975,531.36, 1,463,149.38 and 265,615.32 is: 398,382.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,531.36 : 1,463,149.38 = 265,615.32 : x
  2. Step 2: Convert to fraction form
    975,531.36/1,463,149.38 = 265,615.32/x
  3. Step 3: Cross multiply
    975,531.36x = 1,463,149.38 × 265,615.32
  4. Step 4: Simplify right side
    975,531.36x = 388,634,890,776.50
  5. Step 5: Solve for x
    x = 388,634,890,776.50/975,531.36
  6. Step 6: Final answer
    x = 398,382.78

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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.