Home / 986,230.69-1,360,998.35-533,521.69

Finding the Fourth Proportional to 986,230.69, 1,360,998.35 and 533,521.69

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Solution

The fourth proportional to 986,230.69, 1,360,998.35 and 533,521.69 is: 736,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,230.69 : 1,360,998.35 = 533,521.69 : x
  2. Step 2: Convert to fraction form
    986,230.69/1,360,998.35 = 533,521.69/x
  3. Step 3: Cross multiply
    986,230.69x = 1,360,998.35 × 533,521.69
  4. Step 4: Simplify right side
    986,230.69x = 726,122,135,709.81
  5. Step 5: Solve for x
    x = 726,122,135,709.81/986,230.69
  6. Step 6: Final answer
    x = 736,259.93

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1.5x scale

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.