Home / 437,151.07-603,278.72-243,571.83

Finding the Fourth Proportional to 437,151.07, 603,278.72 and 243,571.83

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Solution

The fourth proportional to 437,151.07, 603,278.72 and 243,571.83 is: 336,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,151.07 : 603,278.72 = 243,571.83 : x
  2. Step 2: Convert to fraction form
    437,151.07/603,278.72 = 243,571.83/x
  3. Step 3: Cross multiply
    437,151.07x = 603,278.72 × 243,571.83
  4. Step 4: Simplify right side
    437,151.07x = 146,941,701,830.46
  5. Step 5: Solve for x
    x = 146,941,701,830.46/437,151.07
  6. Step 6: Final answer
    x = 336,134.83

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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.