Home / 936,393.40-1,404,590.10-749,769.40

Finding the Fourth Proportional to 936,393.40, 1,404,590.10 and 749,769.40

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Solution

The fourth proportional to 936,393.40, 1,404,590.10 and 749,769.40 is: 1,124,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,393.40 : 1,404,590.10 = 749,769.40 : x
  2. Step 2: Convert to fraction form
    936,393.40/1,404,590.10 = 749,769.40/x
  3. Step 3: Cross multiply
    936,393.40x = 1,404,590.10 × 749,769.40
  4. Step 4: Simplify right side
    936,393.40x = 1,053,118,676,522.94
  5. Step 5: Solve for x
    x = 1,053,118,676,522.94/936,393.40
  6. Step 6: Final answer
    x = 1,124,654.10

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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.