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Finding the Fourth Proportional to 277,538.64, 382,962.28 and 168,586.32

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Solution

The fourth proportional to 277,538.64, 382,962.28 and 168,586.32 is: 232,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,538.64 : 382,962.28 = 168,586.32 : x
  2. Step 2: Convert to fraction form
    277,538.64/382,962.28 = 168,586.32/x
  3. Step 3: Cross multiply
    277,538.64x = 382,962.28 × 168,586.32
  4. Step 4: Simplify right side
    277,538.64x = 64,562,201,484.01
  5. Step 5: Solve for x
    x = 64,562,201,484.01/277,538.64
  6. Step 6: Final answer
    x = 232,624.19

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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.