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Finding the Fourth Proportional to 277,647.48, 383,130.36 and 162,914.40

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Solution

The fourth proportional to 277,647.48, 383,130.36 and 162,914.40 is: 224,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,647.48 : 383,130.36 = 162,914.40 : x
  2. Step 2: Convert to fraction form
    277,647.48/383,130.36 = 162,914.40/x
  3. Step 3: Cross multiply
    277,647.48x = 383,130.36 × 162,914.40
  4. Step 4: Simplify right side
    277,647.48x = 62,417,452,721.18
  5. Step 5: Solve for x
    x = 62,417,452,721.18/277,647.48
  6. Step 6: Final answer
    x = 224,808.28

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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.