Home / 759,033.30-1,138,736.82-534,831.60

Finding the Fourth Proportional to 759,033.30, 1,138,736.82 and 534,831.60

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Solution

The fourth proportional to 759,033.30, 1,138,736.82 and 534,831.60 is: 802,379.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,033.30 : 1,138,736.82 = 534,831.60 : x
  2. Step 2: Convert to fraction form
    759,033.30/1,138,736.82 = 534,831.60/x
  3. Step 3: Cross multiply
    759,033.30x = 1,138,736.82 × 534,831.60
  4. Step 4: Simplify right side
    759,033.30x = 609,032,435,419.51
  5. Step 5: Solve for x
    x = 609,032,435,419.51/759,033.30
  6. Step 6: Final answer
    x = 802,379.07

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1.5x scale

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.