Home / 563,503.74-845,307.71-203,764.38

Finding the Fourth Proportional to 563,503.74, 845,307.71 and 203,764.38

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Solution

The fourth proportional to 563,503.74, 845,307.71 and 203,764.38 is: 305,665.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,503.74 : 845,307.71 = 203,764.38 : x
  2. Step 2: Convert to fraction form
    563,503.74/845,307.71 = 203,764.38/x
  3. Step 3: Cross multiply
    563,503.74x = 845,307.71 × 203,764.38
  4. Step 4: Simplify right side
    563,503.74x = 172,243,601,437.37
  5. Step 5: Solve for x
    x = 172,243,601,437.37/563,503.74
  6. Step 6: Final answer
    x = 305,665.41

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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.