Home / 865,199.56-1,193,968.60-502,835.53

Finding the Fourth Proportional to 865,199.56, 1,193,968.60 and 502,835.53

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Solution

The fourth proportional to 865,199.56, 1,193,968.60 and 502,835.53 is: 693,909.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,199.56 : 1,193,968.60 = 502,835.53 : x
  2. Step 2: Convert to fraction form
    865,199.56/1,193,968.60 = 502,835.53/x
  3. Step 3: Cross multiply
    865,199.56x = 1,193,968.60 × 502,835.53
  4. Step 4: Simplify right side
    865,199.56x = 600,369,833,784.36
  5. Step 5: Solve for x
    x = 600,369,833,784.36/865,199.56
  6. Step 6: Final answer
    x = 693,909.08

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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.