Home / 985,535.91-1,360,021.59-555,816.33

Finding the Fourth Proportional to 985,535.91, 1,360,021.59 and 555,816.33

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Solution

The fourth proportional to 985,535.91, 1,360,021.59 and 555,816.33 is: 767,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,535.91 : 1,360,021.59 = 555,816.33 : x
  2. Step 2: Convert to fraction form
    985,535.91/1,360,021.59 = 555,816.33/x
  3. Step 3: Cross multiply
    985,535.91x = 1,360,021.59 × 555,816.33
  4. Step 4: Simplify right side
    985,535.91x = 755,922,208,874.57
  5. Step 5: Solve for x
    x = 755,922,208,874.57/985,535.91
  6. Step 6: Final answer
    x = 767,016.40

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Double scale
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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.