Home / 880,151.56-1,214,613.16-498,252.22

Finding the Fourth Proportional to 880,151.56, 1,214,613.16 and 498,252.22

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Solution

The fourth proportional to 880,151.56, 1,214,613.16 and 498,252.22 is: 687,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,151.56 : 1,214,613.16 = 498,252.22 : x
  2. Step 2: Convert to fraction form
    880,151.56/1,214,613.16 = 498,252.22/x
  3. Step 3: Cross multiply
    880,151.56x = 1,214,613.16 × 498,252.22
  4. Step 4: Simplify right side
    880,151.56x = 605,183,703,411.22
  5. Step 5: Solve for x
    x = 605,183,703,411.22/880,151.56
  6. Step 6: Final answer
    x = 687,590.33

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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.