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Finding the Fourth Proportional to 524,673.54, 786,922.29 and 145,632.83

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Solution

The fourth proportional to 524,673.54, 786,922.29 and 145,632.83 is: 218,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,673.54 : 786,922.29 = 145,632.83 : x
  2. Step 2: Convert to fraction form
    524,673.54/786,922.29 = 145,632.83/x
  3. Step 3: Cross multiply
    524,673.54x = 786,922.29 × 145,632.83
  4. Step 4: Simplify right side
    524,673.54x = 114,601,716,148.17
  5. Step 5: Solve for x
    x = 114,601,716,148.17/524,673.54
  6. Step 6: Final answer
    x = 218,424.81

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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.