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Finding the Fourth Proportional to 580,050.86, 800,475.65 and 325,407.51

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Solution

The fourth proportional to 580,050.86, 800,475.65 and 325,407.51 is: 449,065.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,050.86 : 800,475.65 = 325,407.51 : x
  2. Step 2: Convert to fraction form
    580,050.86/800,475.65 = 325,407.51/x
  3. Step 3: Cross multiply
    580,050.86x = 800,475.65 × 325,407.51
  4. Step 4: Simplify right side
    580,050.86x = 260,480,788,082.13
  5. Step 5: Solve for x
    x = 260,480,788,082.13/580,050.86
  6. Step 6: Final answer
    x = 449,065.43

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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.