Home / 535,085.32-801,923.82-298,539.40

Finding the Fourth Proportional to 535,085.32, 801,923.82 and 298,539.40

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Solution

The fourth proportional to 535,085.32, 801,923.82 and 298,539.40 is: 447,416.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,085.32 : 801,923.82 = 298,539.40 : x
  2. Step 2: Convert to fraction form
    535,085.32/801,923.82 = 298,539.40/x
  3. Step 3: Cross multiply
    535,085.32x = 801,923.82 × 298,539.40
  4. Step 4: Simplify right side
    535,085.32x = 239,405,856,068.51
  5. Step 5: Solve for x
    x = 239,405,856,068.51/535,085.32
  6. Step 6: Final answer
    x = 447,416.23

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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.