Home / 865,984.23-1,298,644.25-297,259.34

Finding the Fourth Proportional to 865,984.23, 1,298,644.25 and 297,259.34

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Solution

The fourth proportional to 865,984.23, 1,298,644.25 and 297,259.34 is: 445,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,984.23 : 1,298,644.25 = 297,259.34 : x
  2. Step 2: Convert to fraction form
    865,984.23/1,298,644.25 = 297,259.34/x
  3. Step 3: Cross multiply
    865,984.23x = 1,298,644.25 × 297,259.34
  4. Step 4: Simplify right side
    865,984.23x = 386,034,124,670.28
  5. Step 5: Solve for x
    x = 386,034,124,670.28/865,984.23
  6. Step 6: Final answer
    x = 445,775.01

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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.