Home / 563,973.51-778,469.55-504,186.40

Finding the Fourth Proportional to 563,973.51, 778,469.55 and 504,186.40

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Solution

The fourth proportional to 563,973.51, 778,469.55 and 504,186.40 is: 695,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,973.51 : 778,469.55 = 504,186.40 : x
  2. Step 2: Convert to fraction form
    563,973.51/778,469.55 = 504,186.40/x
  3. Step 3: Cross multiply
    563,973.51x = 778,469.55 × 504,186.40
  4. Step 4: Simplify right side
    563,973.51x = 392,493,759,924.12
  5. Step 5: Solve for x
    x = 392,493,759,924.12/563,973.51
  6. Step 6: Final answer
    x = 695,943.61

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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.