Home / 906,535.01-1,250,992.19-498,636.83

Finding the Fourth Proportional to 906,535.01, 1,250,992.19 and 498,636.83

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Solution

The fourth proportional to 906,535.01, 1,250,992.19 and 498,636.83 is: 688,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,535.01 : 1,250,992.19 = 498,636.83 : x
  2. Step 2: Convert to fraction form
    906,535.01/1,250,992.19 = 498,636.83/x
  3. Step 3: Cross multiply
    906,535.01x = 1,250,992.19 × 498,636.83
  4. Step 4: Simplify right side
    906,535.01x = 623,790,771,228.21
  5. Step 5: Solve for x
    x = 623,790,771,228.21/906,535.01
  6. Step 6: Final answer
    x = 688,104.45

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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.