Home / 839,002.26-1,157,752.51-471,451.39

Finding the Fourth Proportional to 839,002.26, 1,157,752.51 and 471,451.39

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Solution

The fourth proportional to 839,002.26, 1,157,752.51 and 471,451.39 is: 650,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,002.26 : 1,157,752.51 = 471,451.39 : x
  2. Step 2: Convert to fraction form
    839,002.26/1,157,752.51 = 471,451.39/x
  3. Step 3: Cross multiply
    839,002.26x = 1,157,752.51 × 471,451.39
  4. Step 4: Simplify right side
    839,002.26x = 545,824,030,115.49
  5. Step 5: Solve for x
    x = 545,824,030,115.49/839,002.26
  6. Step 6: Final answer
    x = 650,563.24

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1.5x scale

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.