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Finding the Fourth Proportional to 514,454.01, 768,551.68 and 333,061.66

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Solution

The fourth proportional to 514,454.01, 768,551.68 and 333,061.66 is: 497,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,454.01 : 768,551.68 = 333,061.66 : x
  2. Step 2: Convert to fraction form
    514,454.01/768,551.68 = 333,061.66/x
  3. Step 3: Cross multiply
    514,454.01x = 768,551.68 × 333,061.66
  4. Step 4: Simplify right side
    514,454.01x = 255,975,098,336.59
  5. Step 5: Solve for x
    x = 255,975,098,336.59/514,454.01
  6. Step 6: Final answer
    x = 497,566.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.