Home / 839,296.32-1,158,229.17-457,323.27

Finding the Fourth Proportional to 839,296.32, 1,158,229.17 and 457,323.27

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Solution

The fourth proportional to 839,296.32, 1,158,229.17 and 457,323.27 is: 631,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,296.32 : 1,158,229.17 = 457,323.27 : x
  2. Step 2: Convert to fraction form
    839,296.32/1,158,229.17 = 457,323.27/x
  3. Step 3: Cross multiply
    839,296.32x = 1,158,229.17 × 457,323.27
  4. Step 4: Simplify right side
    839,296.32x = 529,685,151,433.79
  5. Step 5: Solve for x
    x = 529,685,151,433.79/839,296.32
  6. Step 6: Final answer
    x = 631,106.25

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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.