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Finding the Fourth Proportional to 536,413.27, 740,263.37 and 294,711.50

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Solution

The fourth proportional to 536,413.27, 740,263.37 and 294,711.50 is: 406,709.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,413.27 : 740,263.37 = 294,711.50 : x
  2. Step 2: Convert to fraction form
    536,413.27/740,263.37 = 294,711.50/x
  3. Step 3: Cross multiply
    536,413.27x = 740,263.37 × 294,711.50
  4. Step 4: Simplify right side
    536,413.27x = 218,164,128,167.76
  5. Step 5: Solve for x
    x = 218,164,128,167.76/536,413.27
  6. Step 6: Final answer
    x = 406,709.04

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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.