Home / 814,468.75-1,124,069.73-535,301.84

Finding the Fourth Proportional to 814,468.75, 1,124,069.73 and 535,301.84

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Solution

The fourth proportional to 814,468.75, 1,124,069.73 and 535,301.84 is: 738,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,468.75 : 1,124,069.73 = 535,301.84 : x
  2. Step 2: Convert to fraction form
    814,468.75/1,124,069.73 = 535,301.84/x
  3. Step 3: Cross multiply
    814,468.75x = 1,124,069.73 × 535,301.84
  4. Step 4: Simplify right side
    814,468.75x = 601,716,594,757.30
  5. Step 5: Solve for x
    x = 601,716,594,757.30/814,468.75
  6. Step 6: Final answer
    x = 738,784.14

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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.