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Finding the Fourth Proportional to 555,832.86, 833,334.57 and 260,275.74

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Solution

The fourth proportional to 555,832.86, 833,334.57 and 260,275.74 is: 390,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,832.86 : 833,334.57 = 260,275.74 : x
  2. Step 2: Convert to fraction form
    555,832.86/833,334.57 = 260,275.74/x
  3. Step 3: Cross multiply
    555,832.86x = 833,334.57 × 260,275.74
  4. Step 4: Simplify right side
    555,832.86x = 216,896,771,874.33
  5. Step 5: Solve for x
    x = 216,896,771,874.33/555,832.86
  6. Step 6: Final answer
    x = 390,219.41

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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.