Home / 839,827.62-1,158,984.18-517,750.56

Finding the Fourth Proportional to 839,827.62, 1,158,984.18 and 517,750.56

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Solution

The fourth proportional to 839,827.62, 1,158,984.18 and 517,750.56 is: 714,509.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,827.62 : 1,158,984.18 = 517,750.56 : x
  2. Step 2: Convert to fraction form
    839,827.62/1,158,984.18 = 517,750.56/x
  3. Step 3: Cross multiply
    839,827.62x = 1,158,984.18 × 517,750.56
  4. Step 4: Simplify right side
    839,827.62x = 600,064,708,226.14
  5. Step 5: Solve for x
    x = 600,064,708,226.14/839,827.62
  6. Step 6: Final answer
    x = 714,509.38

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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.