Home / 856,152.93-1,181,488.08-493,575.06

Finding the Fourth Proportional to 856,152.93, 1,181,488.08 and 493,575.06

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Solution

The fourth proportional to 856,152.93, 1,181,488.08 and 493,575.06 is: 681,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,152.93 : 1,181,488.08 = 493,575.06 : x
  2. Step 2: Convert to fraction form
    856,152.93/1,181,488.08 = 493,575.06/x
  3. Step 3: Cross multiply
    856,152.93x = 1,181,488.08 × 493,575.06
  4. Step 4: Simplify right side
    856,152.93x = 583,153,049,975.29
  5. Step 5: Solve for x
    x = 583,153,049,975.29/856,152.93
  6. Step 6: Final answer
    x = 681,131.87

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Double scale
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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.