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Finding the Fourth Proportional to 605,212.16, 835,237.17 and 433,146.29

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Solution

The fourth proportional to 605,212.16, 835,237.17 and 433,146.29 is: 597,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,212.16 : 835,237.17 = 433,146.29 : x
  2. Step 2: Convert to fraction form
    605,212.16/835,237.17 = 433,146.29/x
  3. Step 3: Cross multiply
    605,212.16x = 835,237.17 × 433,146.29
  4. Step 4: Simplify right side
    605,212.16x = 361,779,877,279.41
  5. Step 5: Solve for x
    x = 361,779,877,279.41/605,212.16
  6. Step 6: Final answer
    x = 597,773.65

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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.