Home / 809,392.08-1,116,977.40-446,814.48

Finding the Fourth Proportional to 809,392.08, 1,116,977.40 and 446,814.48

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Solution

The fourth proportional to 809,392.08, 1,116,977.40 and 446,814.48 is: 616,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,392.08 : 1,116,977.40 = 446,814.48 : x
  2. Step 2: Convert to fraction form
    809,392.08/1,116,977.40 = 446,814.48/x
  3. Step 3: Cross multiply
    809,392.08x = 1,116,977.40 × 446,814.48
  4. Step 4: Simplify right side
    809,392.08x = 499,081,676,152.75
  5. Step 5: Solve for x
    x = 499,081,676,152.75/809,392.08
  6. Step 6: Final answer
    x = 616,613.00

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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.