Home / 940,341.75-1,297,674.23-510,629.05

Finding the Fourth Proportional to 940,341.75, 1,297,674.23 and 510,629.05

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Solution

The fourth proportional to 940,341.75, 1,297,674.23 and 510,629.05 is: 704,669.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,341.75 : 1,297,674.23 = 510,629.05 : x
  2. Step 2: Convert to fraction form
    940,341.75/1,297,674.23 = 510,629.05/x
  3. Step 3: Cross multiply
    940,341.75x = 1,297,674.23 × 510,629.05
  4. Step 4: Simplify right side
    940,341.75x = 662,630,159,274.38
  5. Step 5: Solve for x
    x = 662,630,159,274.38/940,341.75
  6. Step 6: Final answer
    x = 704,669.51

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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.