Home / 985,530.72-1,360,035.72-532,824.96

Finding the Fourth Proportional to 985,530.72, 1,360,035.72 and 532,824.96

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Solution

The fourth proportional to 985,530.72, 1,360,035.72 and 532,824.96 is: 735,300.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,530.72 : 1,360,035.72 = 532,824.96 : x
  2. Step 2: Convert to fraction form
    985,530.72/1,360,035.72 = 532,824.96/x
  3. Step 3: Cross multiply
    985,530.72x = 1,360,035.72 × 532,824.96
  4. Step 4: Simplify right side
    985,530.72x = 724,660,978,107.57
  5. Step 5: Solve for x
    x = 724,660,978,107.57/985,530.72
  6. Step 6: Final answer
    x = 735,300.24

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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.