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Finding the Fourth Proportional to 511,036.65, 766,602.36 and 173,964.06

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Solution

The fourth proportional to 511,036.65, 766,602.36 and 173,964.06 is: 260,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,036.65 : 766,602.36 = 173,964.06 : x
  2. Step 2: Convert to fraction form
    511,036.65/766,602.36 = 173,964.06/x
  3. Step 3: Cross multiply
    511,036.65x = 766,602.36 × 173,964.06
  4. Step 4: Simplify right side
    511,036.65x = 133,361,258,951.18
  5. Step 5: Solve for x
    x = 133,361,258,951.18/511,036.65
  6. Step 6: Final answer
    x = 260,962.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.