Home / 839,227.04-1,158,133.30-457,253.82

Finding the Fourth Proportional to 839,227.04, 1,158,133.30 and 457,253.82

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Solution

The fourth proportional to 839,227.04, 1,158,133.30 and 457,253.82 is: 631,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,227.04 : 1,158,133.30 = 457,253.82 : x
  2. Step 2: Convert to fraction form
    839,227.04/1,158,133.30 = 457,253.82/x
  3. Step 3: Cross multiply
    839,227.04x = 1,158,133.30 × 457,253.82
  4. Step 4: Simplify right side
    839,227.04x = 529,560,875,494.21
  5. Step 5: Solve for x
    x = 529,560,875,494.21/839,227.04
  6. Step 6: Final answer
    x = 631,010.26

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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.