Home / 538,089.49-742,848.47-416,958.85

Finding the Fourth Proportional to 538,089.49, 742,848.47 and 416,958.85

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Solution

The fourth proportional to 538,089.49, 742,848.47 and 416,958.85 is: 575,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,089.49 : 742,848.47 = 416,958.85 : x
  2. Step 2: Convert to fraction form
    538,089.49/742,848.47 = 416,958.85/x
  3. Step 3: Cross multiply
    538,089.49x = 742,848.47 × 416,958.85
  4. Step 4: Simplify right side
    538,089.49x = 309,737,243,775.46
  5. Step 5: Solve for x
    x = 309,737,243,775.46/538,089.49
  6. Step 6: Final answer
    x = 575,624.04

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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.