Home / 532,444.78-734,803.68-290,749.83

Finding the Fourth Proportional to 532,444.78, 734,803.68 and 290,749.83

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Solution

The fourth proportional to 532,444.78, 734,803.68 and 290,749.83 is: 401,251.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,444.78 : 734,803.68 = 290,749.83 : x
  2. Step 2: Convert to fraction form
    532,444.78/734,803.68 = 290,749.83/x
  3. Step 3: Cross multiply
    532,444.78x = 734,803.68 × 290,749.83
  4. Step 4: Simplify right side
    532,444.78x = 213,644,045,043.37
  5. Step 5: Solve for x
    x = 213,644,045,043.37/532,444.78
  6. Step 6: Final answer
    x = 401,251.08

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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.