Home / 563,466.24-777,548.16-308,799.36

Finding the Fourth Proportional to 563,466.24, 777,548.16 and 308,799.36

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Solution

The fourth proportional to 563,466.24, 777,548.16 and 308,799.36 is: 426,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,466.24 : 777,548.16 = 308,799.36 : x
  2. Step 2: Convert to fraction form
    563,466.24/777,548.16 = 308,799.36/x
  3. Step 3: Cross multiply
    563,466.24x = 777,548.16 × 308,799.36
  4. Step 4: Simplify right side
    563,466.24x = 240,106,374,177.18
  5. Step 5: Solve for x
    x = 240,106,374,177.18/563,466.24
  6. Step 6: Final answer
    x = 426,123.80

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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.