Home / 804,454.42-1,109,237.34-513,683.66

Finding the Fourth Proportional to 804,454.42, 1,109,237.34 and 513,683.66

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Solution

The fourth proportional to 804,454.42, 1,109,237.34 and 513,683.66 is: 708,302.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,454.42 : 1,109,237.34 = 513,683.66 : x
  2. Step 2: Convert to fraction form
    804,454.42/1,109,237.34 = 513,683.66/x
  3. Step 3: Cross multiply
    804,454.42x = 1,109,237.34 × 513,683.66
  4. Step 4: Simplify right side
    804,454.42x = 569,797,096,619.86
  5. Step 5: Solve for x
    x = 569,797,096,619.86/804,454.42
  6. Step 6: Final answer
    x = 708,302.52

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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.