Home / 756,365.52-1,043,784.40-416,833.77

Finding the Fourth Proportional to 756,365.52, 1,043,784.40 and 416,833.77

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Solution

The fourth proportional to 756,365.52, 1,043,784.40 and 416,833.77 is: 575,230.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,365.52 : 1,043,784.40 = 416,833.77 : x
  2. Step 2: Convert to fraction form
    756,365.52/1,043,784.40 = 416,833.77/x
  3. Step 3: Cross multiply
    756,365.52x = 1,043,784.40 × 416,833.77
  4. Step 4: Simplify right side
    756,365.52x = 435,084,588,409.56
  5. Step 5: Solve for x
    x = 435,084,588,409.56/756,365.52
  6. Step 6: Final answer
    x = 575,230.59

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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.