Home / 958,688.05-1,323,017.19-528,995.86

Finding the Fourth Proportional to 958,688.05, 1,323,017.19 and 528,995.86

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Solution

The fourth proportional to 958,688.05, 1,323,017.19 and 528,995.86 is: 730,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,688.05 : 1,323,017.19 = 528,995.86 : x
  2. Step 2: Convert to fraction form
    958,688.05/1,323,017.19 = 528,995.86/x
  3. Step 3: Cross multiply
    958,688.05x = 1,323,017.19 × 528,995.86
  4. Step 4: Simplify right side
    958,688.05x = 699,870,616,218.83
  5. Step 5: Solve for x
    x = 699,870,616,218.83/958,688.05
  6. Step 6: Final answer
    x = 730,029.56

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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.