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Finding the Fourth Proportional to 359,831.04, 496,574.60 and 198,696.33

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Solution

The fourth proportional to 359,831.04, 496,574.60 and 198,696.33 is: 274,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,831.04 : 496,574.60 = 198,696.33 : x
  2. Step 2: Convert to fraction form
    359,831.04/496,574.60 = 198,696.33/x
  3. Step 3: Cross multiply
    359,831.04x = 496,574.60 × 198,696.33
  4. Step 4: Simplify right side
    359,831.04x = 98,667,549,597.74
  5. Step 5: Solve for x
    x = 98,667,549,597.74/359,831.04
  6. Step 6: Final answer
    x = 274,205.22

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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.