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Finding the Fourth Proportional to 239,642.94, 357,501.88 and 233,127.56

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Solution

The fourth proportional to 239,642.94, 357,501.88 and 233,127.56 is: 347,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,642.94 : 357,501.88 = 233,127.56 : x
  2. Step 2: Convert to fraction form
    239,642.94/357,501.88 = 233,127.56/x
  3. Step 3: Cross multiply
    239,642.94x = 357,501.88 × 233,127.56
  4. Step 4: Simplify right side
    239,642.94x = 83,343,540,979.81
  5. Step 5: Solve for x
    x = 83,343,540,979.81/239,642.94
  6. Step 6: Final answer
    x = 347,782.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.