Home / 808,876.85-1,116,256.04-446,314.16

Finding the Fourth Proportional to 808,876.85, 1,116,256.04 and 446,314.16

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Solution

The fourth proportional to 808,876.85, 1,116,256.04 and 446,314.16 is: 615,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,876.85 : 1,116,256.04 = 446,314.16 : x
  2. Step 2: Convert to fraction form
    808,876.85/1,116,256.04 = 446,314.16/x
  3. Step 3: Cross multiply
    808,876.85x = 1,116,256.04 × 446,314.16
  4. Step 4: Simplify right side
    808,876.85x = 498,200,869,024.68
  5. Step 5: Solve for x
    x = 498,200,869,024.68/808,876.85
  6. Step 6: Final answer
    x = 615,916.84

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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.