Home / 531,086.93-796,962.56-215,543.84

Finding the Fourth Proportional to 531,086.93, 796,962.56 and 215,543.84

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Solution

The fourth proportional to 531,086.93, 796,962.56 and 215,543.84 is: 323,450.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,086.93 : 796,962.56 = 215,543.84 : x
  2. Step 2: Convert to fraction form
    531,086.93/796,962.56 = 215,543.84/x
  3. Step 3: Cross multiply
    531,086.93x = 796,962.56 × 215,543.84
  4. Step 4: Simplify right side
    531,086.93x = 171,780,367,448.51
  5. Step 5: Solve for x
    x = 171,780,367,448.51/531,086.93
  6. Step 6: Final answer
    x = 323,450.56

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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.