Home / 865,733.56-1,194,831-498,203.16

Finding the Fourth Proportional to 865,733.56, 1,194,831 and 498,203.16

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Solution

The fourth proportional to 865,733.56, 1,194,831 and 498,203.16 is: 687,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,733.56 : 1,194,831 = 498,203.16 : x
  2. Step 2: Convert to fraction form
    865,733.56/1,194,831 = 498,203.16/x
  3. Step 3: Cross multiply
    865,733.56x = 1,194,831 × 498,203.16
  4. Step 4: Simplify right side
    865,733.56x = 595,268,579,865.96
  5. Step 5: Solve for x
    x = 595,268,579,865.96/865,733.56
  6. Step 6: Final answer
    x = 687,588.66

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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.