Home / 459,288.23-688,947.72-352,833.95

Finding the Fourth Proportional to 459,288.23, 688,947.72 and 352,833.95

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Solution

The fourth proportional to 459,288.23, 688,947.72 and 352,833.95 is: 529,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,288.23 : 688,947.72 = 352,833.95 : x
  2. Step 2: Convert to fraction form
    459,288.23/688,947.72 = 352,833.95/x
  3. Step 3: Cross multiply
    459,288.23x = 688,947.72 × 352,833.95
  4. Step 4: Simplify right side
    459,288.23x = 243,084,145,391.09
  5. Step 5: Solve for x
    x = 243,084,145,391.09/459,288.23
  6. Step 6: Final answer
    x = 529,262.74

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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.