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Finding the Fourth Proportional to 277,539.01, 383,013.16 and 170,088.32

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Solution

The fourth proportional to 277,539.01, 383,013.16 and 170,088.32 is: 234,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,539.01 : 383,013.16 = 170,088.32 : x
  2. Step 2: Convert to fraction form
    277,539.01/383,013.16 = 170,088.32/x
  3. Step 3: Cross multiply
    277,539.01x = 383,013.16 × 170,088.32
  4. Step 4: Simplify right side
    277,539.01x = 65,146,065,454.60
  5. Step 5: Solve for x
    x = 65,146,065,454.60/277,539.01
  6. Step 6: Final answer
    x = 234,727.60

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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.