Home / 941,880.48-1,299,801.82-512,157.53

Finding the Fourth Proportional to 941,880.48, 1,299,801.82 and 512,157.53

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Solution

The fourth proportional to 941,880.48, 1,299,801.82 and 512,157.53 is: 706,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,880.48 : 1,299,801.82 = 512,157.53 : x
  2. Step 2: Convert to fraction form
    941,880.48/1,299,801.82 = 512,157.53/x
  3. Step 3: Cross multiply
    941,880.48x = 1,299,801.82 × 512,157.53
  4. Step 4: Simplify right side
    941,880.48x = 665,703,289,620.71
  5. Step 5: Solve for x
    x = 665,703,289,620.71/941,880.48
  6. Step 6: Final answer
    x = 706,781.07

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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.