Home / 728,968.93-1,092,566.88-515,798.27

Finding the Fourth Proportional to 728,968.93, 1,092,566.88 and 515,798.27

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Solution

The fourth proportional to 728,968.93, 1,092,566.88 and 515,798.27 is: 773,070.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,968.93 : 1,092,566.88 = 515,798.27 : x
  2. Step 2: Convert to fraction form
    728,968.93/1,092,566.88 = 515,798.27/x
  3. Step 3: Cross multiply
    728,968.93x = 1,092,566.88 × 515,798.27
  4. Step 4: Simplify right side
    728,968.93x = 563,544,106,563.30
  5. Step 5: Solve for x
    x = 563,544,106,563.30/728,968.93
  6. Step 6: Final answer
    x = 773,070.13

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1.5x scale

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.