Home / 524,045.78-786,024.80-144,971.18

Finding the Fourth Proportional to 524,045.78, 786,024.80 and 144,971.18

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Solution

The fourth proportional to 524,045.78, 786,024.80 and 144,971.18 is: 217,444.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,045.78 : 786,024.80 = 144,971.18 : x
  2. Step 2: Convert to fraction form
    524,045.78/786,024.80 = 144,971.18/x
  3. Step 3: Cross multiply
    524,045.78x = 786,024.80 × 144,971.18
  4. Step 4: Simplify right side
    524,045.78x = 113,950,942,765.26
  5. Step 5: Solve for x
    x = 113,950,942,765.26/524,045.78
  6. Step 6: Final answer
    x = 217,444.63

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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.