Home / 784,010.58-1,081,803.44-461,784.84

Finding the Fourth Proportional to 784,010.58, 1,081,803.44 and 461,784.84

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Solution

The fourth proportional to 784,010.58, 1,081,803.44 and 461,784.84 is: 637,185.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,010.58 : 1,081,803.44 = 461,784.84 : x
  2. Step 2: Convert to fraction form
    784,010.58/1,081,803.44 = 461,784.84/x
  3. Step 3: Cross multiply
    784,010.58x = 1,081,803.44 × 461,784.84
  4. Step 4: Simplify right side
    784,010.58x = 499,560,425,549.55
  5. Step 5: Solve for x
    x = 499,560,425,549.55/784,010.58
  6. Step 6: Final answer
    x = 637,185.82

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Double scale
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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.