Home / 459,286.23-688,944.72-352,831.95

Finding the Fourth Proportional to 459,286.23, 688,944.72 and 352,831.95

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Solution

The fourth proportional to 459,286.23, 688,944.72 and 352,831.95 is: 529,259.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,286.23 : 688,944.72 = 352,831.95 : x
  2. Step 2: Convert to fraction form
    459,286.23/688,944.72 = 352,831.95/x
  3. Step 3: Cross multiply
    459,286.23x = 688,944.72 × 352,831.95
  4. Step 4: Simplify right side
    459,286.23x = 243,081,710,322.92
  5. Step 5: Solve for x
    x = 243,081,710,322.92/459,286.23
  6. Step 6: Final answer
    x = 529,259.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.