Home / 923,360.48-1,385,528.24-655,221.12

Finding the Fourth Proportional to 923,360.48, 1,385,528.24 and 655,221.12

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Solution

The fourth proportional to 923,360.48, 1,385,528.24 and 655,221.12 is: 983,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,360.48 : 1,385,528.24 = 655,221.12 : x
  2. Step 2: Convert to fraction form
    923,360.48/1,385,528.24 = 655,221.12/x
  3. Step 3: Cross multiply
    923,360.48x = 1,385,528.24 × 655,221.12
  4. Step 4: Simplify right side
    923,360.48x = 907,827,365,204.43
  5. Step 5: Solve for x
    x = 907,827,365,204.43/923,360.48
  6. Step 6: Final answer
    x = 983,177.63

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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.