Home / 816,544.80-1,127,381.76-730,235.52

Finding the Fourth Proportional to 816,544.80, 1,127,381.76 and 730,235.52

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Solution

The fourth proportional to 816,544.80, 1,127,381.76 and 730,235.52 is: 1,008,216.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,544.80 : 1,127,381.76 = 730,235.52 : x
  2. Step 2: Convert to fraction form
    816,544.80/1,127,381.76 = 730,235.52/x
  3. Step 3: Cross multiply
    816,544.80x = 1,127,381.76 × 730,235.52
  4. Step 4: Simplify right side
    816,544.80x = 823,254,205,752.12
  5. Step 5: Solve for x
    x = 823,254,205,752.12/816,544.80
  6. Step 6: Final answer
    x = 1,008,216.83

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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.