Home / 524,258-786,187.17-187,235.72

Finding the Fourth Proportional to 524,258, 786,187.17 and 187,235.72

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Solution

The fourth proportional to 524,258, 786,187.17 and 187,235.72 is: 280,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,258 : 786,187.17 = 187,235.72 : x
  2. Step 2: Convert to fraction form
    524,258/786,187.17 = 187,235.72/x
  3. Step 3: Cross multiply
    524,258x = 786,187.17 × 187,235.72
  4. Step 4: Simplify right side
    524,258x = 147,202,320,829.71
  5. Step 5: Solve for x
    x = 147,202,320,829.71/524,258
  6. Step 6: Final answer
    x = 280,782.21

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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.