Home / 1,036,358.45-1,430,136.89-577,449.30

Finding the Fourth Proportional to 1,036,358.45, 1,430,136.89 and 577,449.30

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Solution

The fourth proportional to 1,036,358.45, 1,430,136.89 and 577,449.30 is: 796,858.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,358.45 : 1,430,136.89 = 577,449.30 : x
  2. Step 2: Convert to fraction form
    1,036,358.45/1,430,136.89 = 577,449.30/x
  3. Step 3: Cross multiply
    1,036,358.45x = 1,430,136.89 × 577,449.30
  4. Step 4: Simplify right side
    1,036,358.45x = 825,831,546,034.68
  5. Step 5: Solve for x
    x = 825,831,546,034.68/1,036,358.45
  6. Step 6: Final answer
    x = 796,858.99

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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.