Home / 928,776.68-1,280,525.25-601,511.42

Finding the Fourth Proportional to 928,776.68, 1,280,525.25 and 601,511.42

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Solution

The fourth proportional to 928,776.68, 1,280,525.25 and 601,511.42 is: 829,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,776.68 : 1,280,525.25 = 601,511.42 : x
  2. Step 2: Convert to fraction form
    928,776.68/1,280,525.25 = 601,511.42/x
  3. Step 3: Cross multiply
    928,776.68x = 1,280,525.25 × 601,511.42
  4. Step 4: Simplify right side
    928,776.68x = 770,250,559,727.38
  5. Step 5: Solve for x
    x = 770,250,559,727.38/928,776.68
  6. Step 6: Final answer
    x = 829,317.29

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Double scale
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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.