Home / 693,502.96-1,039,959.06-272,483.50

Finding the Fourth Proportional to 693,502.96, 1,039,959.06 and 272,483.50

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Solution

The fourth proportional to 693,502.96, 1,039,959.06 and 272,483.50 is: 408,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,502.96 : 1,039,959.06 = 272,483.50 : x
  2. Step 2: Convert to fraction form
    693,502.96/1,039,959.06 = 272,483.50/x
  3. Step 3: Cross multiply
    693,502.96x = 1,039,959.06 × 272,483.50
  4. Step 4: Simplify right side
    693,502.96x = 283,371,684,525.51
  5. Step 5: Solve for x
    x = 283,371,684,525.51/693,502.96
  6. Step 6: Final answer
    x = 408,609.19

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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.