Home / 790,958.70-1,091,590.16-446,857.74

Finding the Fourth Proportional to 790,958.70, 1,091,590.16 and 446,857.74

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Solution

The fourth proportional to 790,958.70, 1,091,590.16 and 446,857.74 is: 616,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,958.70 : 1,091,590.16 = 446,857.74 : x
  2. Step 2: Convert to fraction form
    790,958.70/1,091,590.16 = 446,857.74/x
  3. Step 3: Cross multiply
    790,958.70x = 1,091,590.16 × 446,857.74
  4. Step 4: Simplify right side
    790,958.70x = 487,785,509,669.55
  5. Step 5: Solve for x
    x = 487,785,509,669.55/790,958.70
  6. Step 6: Final answer
    x = 616,701.62

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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.