Home / 936,229.04-1,404,715.35-305,148.32

Finding the Fourth Proportional to 936,229.04, 1,404,715.35 and 305,148.32

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Solution

The fourth proportional to 936,229.04, 1,404,715.35 and 305,148.32 is: 457,843.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,229.04 : 1,404,715.35 = 305,148.32 : x
  2. Step 2: Convert to fraction form
    936,229.04/1,404,715.35 = 305,148.32/x
  3. Step 3: Cross multiply
    936,229.04x = 1,404,715.35 × 305,148.32
  4. Step 4: Simplify right side
    936,229.04x = 428,646,529,130.71
  5. Step 5: Solve for x
    x = 428,646,529,130.71/936,229.04
  6. Step 6: Final answer
    x = 457,843.66

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Double scale
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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.