Home / 1,709,117.40-2,563,481.70-447,072.60

Finding the Fourth Proportional to 1,709,117.40, 2,563,481.70 and 447,072.60

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Solution

The fourth proportional to 1,709,117.40, 2,563,481.70 and 447,072.60 is: 670,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,117.40 : 2,563,481.70 = 447,072.60 : x
  2. Step 2: Convert to fraction form
    1,709,117.40/2,563,481.70 = 447,072.60/x
  3. Step 3: Cross multiply
    1,709,117.40x = 2,563,481.70 × 447,072.60
  4. Step 4: Simplify right side
    1,709,117.40x = 1,146,062,428,671.42
  5. Step 5: Solve for x
    x = 1,146,062,428,671.42/1,709,117.40
  6. Step 6: Final answer
    x = 670,558.05

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Double scale
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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.