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Finding the Fourth Proportional to 277,536.58, 383,009.76 and 170,085.86

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Solution

The fourth proportional to 277,536.58, 383,009.76 and 170,085.86 is: 234,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,536.58 : 383,009.76 = 170,085.86 : x
  2. Step 2: Convert to fraction form
    277,536.58/383,009.76 = 170,085.86/x
  3. Step 3: Cross multiply
    277,536.58x = 383,009.76 × 170,085.86
  4. Step 4: Simplify right side
    277,536.58x = 65,144,544,417.99
  5. Step 5: Solve for x
    x = 65,144,544,417.99/277,536.58
  6. Step 6: Final answer
    x = 234,724.17

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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.