Home / 941,904.79-1,299,813.78-512,181.16

Finding the Fourth Proportional to 941,904.79, 1,299,813.78 and 512,181.16

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Solution

The fourth proportional to 941,904.79, 1,299,813.78 and 512,181.16 is: 706,801.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,904.79 : 1,299,813.78 = 512,181.16 : x
  2. Step 2: Convert to fraction form
    941,904.79/1,299,813.78 = 512,181.16/x
  3. Step 3: Cross multiply
    941,904.79x = 1,299,813.78 × 512,181.16
  4. Step 4: Simplify right side
    941,904.79x = 665,740,128,295.53
  5. Step 5: Solve for x
    x = 665,740,128,295.53/941,904.79
  6. Step 6: Final answer
    x = 706,801.94

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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.