Home / 749,900.77-1,034,892.44-423,225.20

Finding the Fourth Proportional to 749,900.77, 1,034,892.44 and 423,225.20

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Solution

The fourth proportional to 749,900.77, 1,034,892.44 and 423,225.20 is: 584,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,900.77 : 1,034,892.44 = 423,225.20 : x
  2. Step 2: Convert to fraction form
    749,900.77/1,034,892.44 = 423,225.20/x
  3. Step 3: Cross multiply
    749,900.77x = 1,034,892.44 × 423,225.20
  4. Step 4: Simplify right side
    749,900.77x = 437,992,552,606.90
  5. Step 5: Solve for x
    x = 437,992,552,606.90/749,900.77
  6. Step 6: Final answer
    x = 584,067.35

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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.