Home / 906,426.81-1,250,877.33-492,967.44

Finding the Fourth Proportional to 906,426.81, 1,250,877.33 and 492,967.44

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Solution

The fourth proportional to 906,426.81, 1,250,877.33 and 492,967.44 is: 680,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,426.81 : 1,250,877.33 = 492,967.44 : x
  2. Step 2: Convert to fraction form
    906,426.81/1,250,877.33 = 492,967.44/x
  3. Step 3: Cross multiply
    906,426.81x = 1,250,877.33 × 492,967.44
  4. Step 4: Simplify right side
    906,426.81x = 616,641,795,124.14
  5. Step 5: Solve for x
    x = 616,641,795,124.14/906,426.81
  6. Step 6: Final answer
    x = 680,299.60

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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.