Home / 791,558.10-1,091,752.47-497,293.38

Finding the Fourth Proportional to 791,558.10, 1,091,752.47 and 497,293.38

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Solution

The fourth proportional to 791,558.10, 1,091,752.47 and 497,293.38 is: 685,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,558.10 : 1,091,752.47 = 497,293.38 : x
  2. Step 2: Convert to fraction form
    791,558.10/1,091,752.47 = 497,293.38/x
  3. Step 3: Cross multiply
    791,558.10x = 1,091,752.47 × 497,293.38
  4. Step 4: Simplify right side
    791,558.10x = 542,921,275,929.65
  5. Step 5: Solve for x
    x = 542,921,275,929.65/791,558.10
  6. Step 6: Final answer
    x = 685,889.36

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1.5x scale

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.