Home / 936,404.16-1,292,228.04-506,674.80

Finding the Fourth Proportional to 936,404.16, 1,292,228.04 and 506,674.80

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Solution

The fourth proportional to 936,404.16, 1,292,228.04 and 506,674.80 is: 699,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,404.16 : 1,292,228.04 = 506,674.80 : x
  2. Step 2: Convert to fraction form
    936,404.16/1,292,228.04 = 506,674.80/x
  3. Step 3: Cross multiply
    936,404.16x = 1,292,228.04 × 506,674.80
  4. Step 4: Simplify right side
    936,404.16x = 654,739,383,721.39
  5. Step 5: Solve for x
    x = 654,739,383,721.39/936,404.16
  6. Step 6: Final answer
    x = 699,205.98

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Double scale
Find fourth proportional to 936,405.16, 1,292,229.42 and 506,675.80
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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.