Home / 940,812.88-1,298,330.76-511,096.24

Finding the Fourth Proportional to 940,812.88, 1,298,330.76 and 511,096.24

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Solution

The fourth proportional to 940,812.88, 1,298,330.76 and 511,096.24 is: 705,317.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,812.88 : 1,298,330.76 = 511,096.24 : x
  2. Step 2: Convert to fraction form
    940,812.88/1,298,330.76 = 511,096.24/x
  3. Step 3: Cross multiply
    940,812.88x = 1,298,330.76 × 511,096.24
  4. Step 4: Simplify right side
    940,812.88x = 663,571,969,712.34
  5. Step 5: Solve for x
    x = 663,571,969,712.34/940,812.88
  6. Step 6: Final answer
    x = 705,317.69

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Double scale
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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.