Home / 857,577.20-1,183,529.22-475,727

Finding the Fourth Proportional to 857,577.20, 1,183,529.22 and 475,727

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Solution

The fourth proportional to 857,577.20, 1,183,529.22 and 475,727 is: 656,543.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,577.20 : 1,183,529.22 = 475,727 : x
  2. Step 2: Convert to fraction form
    857,577.20/1,183,529.22 = 475,727/x
  3. Step 3: Cross multiply
    857,577.20x = 1,183,529.22 × 475,727
  4. Step 4: Simplify right side
    857,577.20x = 563,036,805,242.94
  5. Step 5: Solve for x
    x = 563,036,805,242.94/857,577.20
  6. Step 6: Final answer
    x = 656,543.58

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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.