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Finding the Fourth Proportional to 416,024.65, 573,931.67 and 243,855.34

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Solution

The fourth proportional to 416,024.65, 573,931.67 and 243,855.34 is: 336,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,024.65 : 573,931.67 = 243,855.34 : x
  2. Step 2: Convert to fraction form
    416,024.65/573,931.67 = 243,855.34/x
  3. Step 3: Cross multiply
    416,024.65x = 573,931.67 × 243,855.34
  4. Step 4: Simplify right side
    416,024.65x = 139,956,300,264.60
  5. Step 5: Solve for x
    x = 139,956,300,264.60/416,024.65
  6. Step 6: Final answer
    x = 336,413.48

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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.