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Finding the Fourth Proportional to 435,228.88, 600,461.85 and 284,413.36

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Solution

The fourth proportional to 435,228.88, 600,461.85 and 284,413.36 is: 392,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,228.88 : 600,461.85 = 284,413.36 : x
  2. Step 2: Convert to fraction form
    435,228.88/600,461.85 = 284,413.36/x
  3. Step 3: Cross multiply
    435,228.88x = 600,461.85 × 284,413.36
  4. Step 4: Simplify right side
    435,228.88x = 170,779,372,310.32
  5. Step 5: Solve for x
    x = 170,779,372,310.32/435,228.88
  6. Step 6: Final answer
    x = 392,389.80

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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.