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Finding the Fourth Proportional to 565,237.36, 779,248.11 and 450,904.04

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Solution

The fourth proportional to 565,237.36, 779,248.11 and 450,904.04 is: 621,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,237.36 : 779,248.11 = 450,904.04 : x
  2. Step 2: Convert to fraction form
    565,237.36/779,248.11 = 450,904.04/x
  3. Step 3: Cross multiply
    565,237.36x = 779,248.11 × 450,904.04
  4. Step 4: Simplify right side
    565,237.36x = 351,366,120,961.36
  5. Step 5: Solve for x
    x = 351,366,120,961.36/565,237.36
  6. Step 6: Final answer
    x = 621,625.79

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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.