Home / 849,182.70-1,171,374.48-543,147.42

Finding the Fourth Proportional to 849,182.70, 1,171,374.48 and 543,147.42

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Solution

The fourth proportional to 849,182.70, 1,171,374.48 and 543,147.42 is: 749,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,182.70 : 1,171,374.48 = 543,147.42 : x
  2. Step 2: Convert to fraction form
    849,182.70/1,171,374.48 = 543,147.42/x
  3. Step 3: Cross multiply
    849,182.70x = 1,171,374.48 × 543,147.42
  4. Step 4: Simplify right side
    849,182.70x = 636,229,026,665.84
  5. Step 5: Solve for x
    x = 636,229,026,665.84/849,182.70
  6. Step 6: Final answer
    x = 749,225.14

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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.