Home / 589,003.42-812,803.18-359,944.10

Finding the Fourth Proportional to 589,003.42, 812,803.18 and 359,944.10

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Solution

The fourth proportional to 589,003.42, 812,803.18 and 359,944.10 is: 496,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,003.42 : 812,803.18 = 359,944.10 : x
  2. Step 2: Convert to fraction form
    589,003.42/812,803.18 = 359,944.10/x
  3. Step 3: Cross multiply
    589,003.42x = 812,803.18 × 359,944.10
  4. Step 4: Simplify right side
    589,003.42x = 292,563,709,102.24
  5. Step 5: Solve for x
    x = 292,563,709,102.24/589,003.42
  6. Step 6: Final answer
    x = 496,709.70

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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.