Home / 976,999.17-1,346,575.55-649,727.26

Finding the Fourth Proportional to 976,999.17, 1,346,575.55 and 649,727.26

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Solution

The fourth proportional to 976,999.17, 1,346,575.55 and 649,727.26 is: 895,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,999.17 : 1,346,575.55 = 649,727.26 : x
  2. Step 2: Convert to fraction form
    976,999.17/1,346,575.55 = 649,727.26/x
  3. Step 3: Cross multiply
    976,999.17x = 1,346,575.55 × 649,727.26
  4. Step 4: Simplify right side
    976,999.17x = 874,906,842,484.49
  5. Step 5: Solve for x
    x = 874,906,842,484.49/976,999.17
  6. Step 6: Final answer
    x = 895,504.18

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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.