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Finding the Fourth Proportional to 533,377.97, 736,001.13 and 315,593.33

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Solution

The fourth proportional to 533,377.97, 736,001.13 and 315,593.33 is: 435,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,377.97 : 736,001.13 = 315,593.33 : x
  2. Step 2: Convert to fraction form
    533,377.97/736,001.13 = 315,593.33/x
  3. Step 3: Cross multiply
    533,377.97x = 736,001.13 × 315,593.33
  4. Step 4: Simplify right side
    533,377.97x = 232,277,043,820.46
  5. Step 5: Solve for x
    x = 232,277,043,820.46/533,377.97
  6. Step 6: Final answer
    x = 435,483.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.