Home / 868,054.08-1,302,081.27-362,339.19

Finding the Fourth Proportional to 868,054.08, 1,302,081.27 and 362,339.19

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Solution

The fourth proportional to 868,054.08, 1,302,081.27 and 362,339.19 is: 543,508.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,054.08 : 1,302,081.27 = 362,339.19 : x
  2. Step 2: Convert to fraction form
    868,054.08/1,302,081.27 = 362,339.19/x
  3. Step 3: Cross multiply
    868,054.08x = 1,302,081.27 × 362,339.19
  4. Step 4: Simplify right side
    868,054.08x = 471,795,071,327.20
  5. Step 5: Solve for x
    x = 471,795,071,327.20/868,054.08
  6. Step 6: Final answer
    x = 543,508.84

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.