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Finding the Fourth Proportional to 501,043.89, 752,315.49 and 433,783.92

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Solution

The fourth proportional to 501,043.89, 752,315.49 and 433,783.92 is: 651,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,043.89 : 752,315.49 = 433,783.92 : x
  2. Step 2: Convert to fraction form
    501,043.89/752,315.49 = 433,783.92/x
  3. Step 3: Cross multiply
    501,043.89x = 752,315.49 × 433,783.92
  4. Step 4: Simplify right side
    501,043.89x = 326,342,362,328.92
  5. Step 5: Solve for x
    x = 326,342,362,328.92/501,043.89
  6. Step 6: Final answer
    x = 651,324.90

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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.