Home / 808,784.60-1,116,115.04-446,211.38

Finding the Fourth Proportional to 808,784.60, 1,116,115.04 and 446,211.38

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Solution

The fourth proportional to 808,784.60, 1,116,115.04 and 446,211.38 is: 615,767.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,784.60 : 1,116,115.04 = 446,211.38 : x
  2. Step 2: Convert to fraction form
    808,784.60/1,116,115.04 = 446,211.38/x
  3. Step 3: Cross multiply
    808,784.60x = 1,116,115.04 × 446,211.38
  4. Step 4: Simplify right side
    808,784.60x = 498,023,232,237.16
  5. Step 5: Solve for x
    x = 498,023,232,237.16/808,784.60
  6. Step 6: Final answer
    x = 615,767.45

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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.