Home / 936,967.80-1,405,451.70-404,117.40

Finding the Fourth Proportional to 936,967.80, 1,405,451.70 and 404,117.40

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Solution

The fourth proportional to 936,967.80, 1,405,451.70 and 404,117.40 is: 606,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,967.80 : 1,405,451.70 = 404,117.40 : x
  2. Step 2: Convert to fraction form
    936,967.80/1,405,451.70 = 404,117.40/x
  3. Step 3: Cross multiply
    936,967.80x = 1,405,451.70 × 404,117.40
  4. Step 4: Simplify right side
    936,967.80x = 567,967,486,829.58
  5. Step 5: Solve for x
    x = 567,967,486,829.58/936,967.80
  6. Step 6: Final answer
    x = 606,176.10

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Similar ratio
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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.