Home / 936,727.02-1,292,745.69-528,683.94

Finding the Fourth Proportional to 936,727.02, 1,292,745.69 and 528,683.94

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Solution

The fourth proportional to 936,727.02, 1,292,745.69 and 528,683.94 is: 729,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,727.02 : 1,292,745.69 = 528,683.94 : x
  2. Step 2: Convert to fraction form
    936,727.02/1,292,745.69 = 528,683.94/x
  3. Step 3: Cross multiply
    936,727.02x = 1,292,745.69 × 528,683.94
  4. Step 4: Simplify right side
    936,727.02x = 683,453,884,807.22
  5. Step 5: Solve for x
    x = 683,453,884,807.22/936,727.02
  6. Step 6: Final answer
    x = 729,619.06

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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.