Home / 808,867.92-1,116,234.40-446,314.32

Finding the Fourth Proportional to 808,867.92, 1,116,234.40 and 446,314.32

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Solution

The fourth proportional to 808,867.92, 1,116,234.40 and 446,314.32 is: 615,911.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,867.92 : 1,116,234.40 = 446,314.32 : x
  2. Step 2: Convert to fraction form
    808,867.92/1,116,234.40 = 446,314.32/x
  3. Step 3: Cross multiply
    808,867.92x = 1,116,234.40 × 446,314.32
  4. Step 4: Simplify right side
    808,867.92x = 498,191,397,196.61
  5. Step 5: Solve for x
    x = 498,191,397,196.61/808,867.92
  6. Step 6: Final answer
    x = 615,911.92

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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.