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Finding the Fourth Proportional to 571,019.76, 856,535.68 and 233,973.84

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Solution

The fourth proportional to 571,019.76, 856,535.68 and 233,973.84 is: 350,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,019.76 : 856,535.68 = 233,973.84 : x
  2. Step 2: Convert to fraction form
    571,019.76/856,535.68 = 233,973.84/x
  3. Step 3: Cross multiply
    571,019.76x = 856,535.68 × 233,973.84
  4. Step 4: Simplify right side
    571,019.76x = 200,406,942,146.61
  5. Step 5: Solve for x
    x = 200,406,942,146.61/571,019.76
  6. Step 6: Final answer
    x = 350,963.23

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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.