Home / 923,009.60-1,384,514.40-736,385.60

Finding the Fourth Proportional to 923,009.60, 1,384,514.40 and 736,385.60

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Solution

The fourth proportional to 923,009.60, 1,384,514.40 and 736,385.60 is: 1,104,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,009.60 : 1,384,514.40 = 736,385.60 : x
  2. Step 2: Convert to fraction form
    923,009.60/1,384,514.40 = 736,385.60/x
  3. Step 3: Cross multiply
    923,009.60x = 1,384,514.40 × 736,385.60
  4. Step 4: Simplify right side
    923,009.60x = 1,019,536,467,152.64
  5. Step 5: Solve for x
    x = 1,019,536,467,152.64/923,009.60
  6. Step 6: Final answer
    x = 1,104,578.40

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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.