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Finding the Fourth Proportional to 580,783.50, 801,133.74 and 365,549.90

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Solution

The fourth proportional to 580,783.50, 801,133.74 and 365,549.90 is: 504,240.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,783.50 : 801,133.74 = 365,549.90 : x
  2. Step 2: Convert to fraction form
    580,783.50/801,133.74 = 365,549.90/x
  3. Step 3: Cross multiply
    580,783.50x = 801,133.74 × 365,549.90
  4. Step 4: Simplify right side
    580,783.50x = 292,854,354,537.96
  5. Step 5: Solve for x
    x = 292,854,354,537.96/580,783.50
  6. Step 6: Final answer
    x = 504,240.14

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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.