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Finding the Fourth Proportional to 606,218.40, 911,077.20 and 595,720.80

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Solution

The fourth proportional to 606,218.40, 911,077.20 and 595,720.80 is: 895,300.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,218.40 : 911,077.20 = 595,720.80 : x
  2. Step 2: Convert to fraction form
    606,218.40/911,077.20 = 595,720.80/x
  3. Step 3: Cross multiply
    606,218.40x = 911,077.20 × 595,720.80
  4. Step 4: Simplify right side
    606,218.40x = 542,747,638,445.76
  5. Step 5: Solve for x
    x = 542,747,638,445.76/606,218.40
  6. Step 6: Final answer
    x = 895,300.50

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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.