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Finding the Fourth Proportional to 538,030.72, 742,571.16 and 410,465.44

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Solution

The fourth proportional to 538,030.72, 742,571.16 and 410,465.44 is: 566,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,030.72 : 742,571.16 = 410,465.44 : x
  2. Step 2: Convert to fraction form
    538,030.72/742,571.16 = 410,465.44/x
  3. Step 3: Cross multiply
    538,030.72x = 742,571.16 × 410,465.44
  4. Step 4: Simplify right side
    538,030.72x = 304,799,797,920.71
  5. Step 5: Solve for x
    x = 304,799,797,920.71/538,030.72
  6. Step 6: Final answer
    x = 566,510.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.