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Finding the Fourth Proportional to 268,151.51, 370,060.72 and 153,466.14

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Solution

The fourth proportional to 268,151.51, 370,060.72 and 153,466.14 is: 211,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,151.51 : 370,060.72 = 153,466.14 : x
  2. Step 2: Convert to fraction form
    268,151.51/370,060.72 = 153,466.14/x
  3. Step 3: Cross multiply
    268,151.51x = 370,060.72 × 153,466.14
  4. Step 4: Simplify right side
    268,151.51x = 56,791,791,268.08
  5. Step 5: Solve for x
    x = 56,791,791,268.08/268,151.51
  6. Step 6: Final answer
    x = 211,789.93

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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.