Home / 651,488.98-977,219.56-178,174.34

Finding the Fourth Proportional to 651,488.98, 977,219.56 and 178,174.34

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Solution

The fourth proportional to 651,488.98, 977,219.56 and 178,174.34 is: 267,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,488.98 : 977,219.56 = 178,174.34 : x
  2. Step 2: Convert to fraction form
    651,488.98/977,219.56 = 178,174.34/x
  3. Step 3: Cross multiply
    651,488.98x = 977,219.56 × 178,174.34
  4. Step 4: Simplify right side
    651,488.98x = 174,115,450,138.09
  5. Step 5: Solve for x
    x = 174,115,450,138.09/651,488.98
  6. Step 6: Final answer
    x = 267,257.71

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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.