Home / 651,340.60-977,150.22-202,051.72

Finding the Fourth Proportional to 651,340.60, 977,150.22 and 202,051.72

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Solution

The fourth proportional to 651,340.60, 977,150.22 and 202,051.72 is: 303,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,340.60 : 977,150.22 = 202,051.72 : x
  2. Step 2: Convert to fraction form
    651,340.60/977,150.22 = 202,051.72/x
  3. Step 3: Cross multiply
    651,340.60x = 977,150.22 × 202,051.72
  4. Step 4: Simplify right side
    651,340.60x = 197,434,882,649.38
  5. Step 5: Solve for x
    x = 197,434,882,649.38/651,340.60
  6. Step 6: Final answer
    x = 303,120.80

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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.