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Finding the Fourth Proportional to 568,681.14, 784,953.72 and 350,956.38

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Solution

The fourth proportional to 568,681.14, 784,953.72 and 350,956.38 is: 484,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,681.14 : 784,953.72 = 350,956.38 : x
  2. Step 2: Convert to fraction form
    568,681.14/784,953.72 = 350,956.38/x
  3. Step 3: Cross multiply
    568,681.14x = 784,953.72 × 350,956.38
  4. Step 4: Simplify right side
    568,681.14x = 275,484,516,038.73
  5. Step 5: Solve for x
    x = 275,484,516,038.73/568,681.14
  6. Step 6: Final answer
    x = 484,427.03

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Double scale
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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.