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Finding the Fourth Proportional to 504,225.69, 695,831.60 and 274,783.03

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Solution

The fourth proportional to 504,225.69, 695,831.60 and 274,783.03 is: 379,200.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,225.69 : 695,831.60 = 274,783.03 : x
  2. Step 2: Convert to fraction form
    504,225.69/695,831.60 = 274,783.03/x
  3. Step 3: Cross multiply
    504,225.69x = 695,831.60 × 274,783.03
  4. Step 4: Simplify right side
    504,225.69x = 191,202,716,733.53
  5. Step 5: Solve for x
    x = 191,202,716,733.53/504,225.69
  6. Step 6: Final answer
    x = 379,200.66

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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.