Home / 940,518.48-1,297,915.20-510,798.72

Finding the Fourth Proportional to 940,518.48, 1,297,915.20 and 510,798.72

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Solution

The fourth proportional to 940,518.48, 1,297,915.20 and 510,798.72 is: 704,902.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,518.48 : 1,297,915.20 = 510,798.72 : x
  2. Step 2: Convert to fraction form
    940,518.48/1,297,915.20 = 510,798.72/x
  3. Step 3: Cross multiply
    940,518.48x = 1,297,915.20 × 510,798.72
  4. Step 4: Simplify right side
    940,518.48x = 662,973,422,828.54
  5. Step 5: Solve for x
    x = 662,973,422,828.54/940,518.48
  6. Step 6: Final answer
    x = 704,902.07

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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.