Home / 894,331.25-1,234,176.23-512,359.55

Finding the Fourth Proportional to 894,331.25, 1,234,176.23 and 512,359.55

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Solution

The fourth proportional to 894,331.25, 1,234,176.23 and 512,359.55 is: 707,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,331.25 : 1,234,176.23 = 512,359.55 : x
  2. Step 2: Convert to fraction form
    894,331.25/1,234,176.23 = 512,359.55/x
  3. Step 3: Cross multiply
    894,331.25x = 1,234,176.23 × 512,359.55
  4. Step 4: Simplify right side
    894,331.25x = 632,341,969,090.82
  5. Step 5: Solve for x
    x = 632,341,969,090.82/894,331.25
  6. Step 6: Final answer
    x = 707,055.66

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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.