Home / 768,968.48-1,153,563.02-236,534.42

Finding the Fourth Proportional to 768,968.48, 1,153,563.02 and 236,534.42

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Solution

The fourth proportional to 768,968.48, 1,153,563.02 and 236,534.42 is: 354,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,968.48 : 1,153,563.02 = 236,534.42 : x
  2. Step 2: Convert to fraction form
    768,968.48/1,153,563.02 = 236,534.42/x
  3. Step 3: Cross multiply
    768,968.48x = 1,153,563.02 × 236,534.42
  4. Step 4: Simplify right side
    768,968.48x = 272,857,352,918.66
  5. Step 5: Solve for x
    x = 272,857,352,918.66/768,968.48
  6. Step 6: Final answer
    x = 354,835.55

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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.