Home / 990,596.50-1,367,023.17-537,887.50

Finding the Fourth Proportional to 990,596.50, 1,367,023.17 and 537,887.50

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Solution

The fourth proportional to 990,596.50, 1,367,023.17 and 537,887.50 is: 742,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,596.50 : 1,367,023.17 = 537,887.50 : x
  2. Step 2: Convert to fraction form
    990,596.50/1,367,023.17 = 537,887.50/x
  3. Step 3: Cross multiply
    990,596.50x = 1,367,023.17 × 537,887.50
  4. Step 4: Simplify right side
    990,596.50x = 735,304,675,353.38
  5. Step 5: Solve for x
    x = 735,304,675,353.38/990,596.50
  6. Step 6: Final answer
    x = 742,284.75

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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.