Home / 627,530.86-865,999.28-341,050.96

Finding the Fourth Proportional to 627,530.86, 865,999.28 and 341,050.96

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Solution

The fourth proportional to 627,530.86, 865,999.28 and 341,050.96 is: 470,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,530.86 : 865,999.28 = 341,050.96 : x
  2. Step 2: Convert to fraction form
    627,530.86/865,999.28 = 341,050.96/x
  3. Step 3: Cross multiply
    627,530.86x = 865,999.28 × 341,050.96
  4. Step 4: Simplify right side
    627,530.86x = 295,349,885,803.31
  5. Step 5: Solve for x
    x = 295,349,885,803.31/627,530.86
  6. Step 6: Final answer
    x = 470,653.96

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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.