Home / 669,911.32-1,003,077.78-563,623

Finding the Fourth Proportional to 669,911.32, 1,003,077.78 and 563,623

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Solution

The fourth proportional to 669,911.32, 1,003,077.78 and 563,623 is: 843,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,911.32 : 1,003,077.78 = 563,623 : x
  2. Step 2: Convert to fraction form
    669,911.32/1,003,077.78 = 563,623/x
  3. Step 3: Cross multiply
    669,911.32x = 1,003,077.78 × 563,623
  4. Step 4: Simplify right side
    669,911.32x = 565,357,707,596.94
  5. Step 5: Solve for x
    x = 565,357,707,596.94/669,911.32
  6. Step 6: Final answer
    x = 843,929.17

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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.