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Finding the Fourth Proportional to 622,183.40, 933,275.10 and 570,573.80

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Solution

The fourth proportional to 622,183.40, 933,275.10 and 570,573.80 is: 855,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,183.40 : 933,275.10 = 570,573.80 : x
  2. Step 2: Convert to fraction form
    622,183.40/933,275.10 = 570,573.80/x
  3. Step 3: Cross multiply
    622,183.40x = 933,275.10 × 570,573.80
  4. Step 4: Simplify right side
    622,183.40x = 532,502,320,252.38
  5. Step 5: Solve for x
    x = 532,502,320,252.38/622,183.40
  6. Step 6: Final answer
    x = 855,860.70

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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.