Home / 529,041.07-729,981.87-314,233.93

Finding the Fourth Proportional to 529,041.07, 729,981.87 and 314,233.93

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Solution

The fourth proportional to 529,041.07, 729,981.87 and 314,233.93 is: 433,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,041.07 : 729,981.87 = 314,233.93 : x
  2. Step 2: Convert to fraction form
    529,041.07/729,981.87 = 314,233.93/x
  3. Step 3: Cross multiply
    529,041.07x = 729,981.87 × 314,233.93
  4. Step 4: Simplify right side
    529,041.07x = 229,385,073,340.52
  5. Step 5: Solve for x
    x = 229,385,073,340.52/529,041.07
  6. Step 6: Final answer
    x = 433,586.51

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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.