Home / 591,088.32-815,702.80-336,439.50

Finding the Fourth Proportional to 591,088.32, 815,702.80 and 336,439.50

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Solution

The fourth proportional to 591,088.32, 815,702.80 and 336,439.50 is: 464,287.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,088.32 : 815,702.80 = 336,439.50 : x
  2. Step 2: Convert to fraction form
    591,088.32/815,702.80 = 336,439.50/x
  3. Step 3: Cross multiply
    591,088.32x = 815,702.80 × 336,439.50
  4. Step 4: Simplify right side
    591,088.32x = 274,434,642,180.60
  5. Step 5: Solve for x
    x = 274,434,642,180.60/591,088.32
  6. Step 6: Final answer
    x = 464,287.03

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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.