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Finding the Fourth Proportional to 599,962.60, 899,943.90 and 156,730.60

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Solution

The fourth proportional to 599,962.60, 899,943.90 and 156,730.60 is: 235,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,962.60 : 899,943.90 = 156,730.60 : x
  2. Step 2: Convert to fraction form
    599,962.60/899,943.90 = 156,730.60/x
  3. Step 3: Cross multiply
    599,962.60x = 899,943.90 × 156,730.60
  4. Step 4: Simplify right side
    599,962.60x = 141,048,747,413.34
  5. Step 5: Solve for x
    x = 141,048,747,413.34/599,962.60
  6. Step 6: Final answer
    x = 235,095.90

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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.