Home / 510,823.66-766,233.24-155,836.48

Finding the Fourth Proportional to 510,823.66, 766,233.24 and 155,836.48

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Solution

The fourth proportional to 510,823.66, 766,233.24 and 155,836.48 is: 233,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,823.66 : 766,233.24 = 155,836.48 : x
  2. Step 2: Convert to fraction form
    510,823.66/766,233.24 = 155,836.48/x
  3. Step 3: Cross multiply
    510,823.66x = 766,233.24 × 155,836.48
  4. Step 4: Simplify right side
    510,823.66x = 119,407,090,980.60
  5. Step 5: Solve for x
    x = 119,407,090,980.60/510,823.66
  6. Step 6: Final answer
    x = 233,754.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.