Home / 524,738.39-786,848.79-221,077.10

Finding the Fourth Proportional to 524,738.39, 786,848.79 and 221,077.10

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Solution

The fourth proportional to 524,738.39, 786,848.79 and 221,077.10 is: 331,506.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,738.39 : 786,848.79 = 221,077.10 : x
  2. Step 2: Convert to fraction form
    524,738.39/786,848.79 = 221,077.10/x
  3. Step 3: Cross multiply
    524,738.39x = 786,848.79 × 221,077.10
  4. Step 4: Simplify right side
    524,738.39x = 173,954,248,631.71
  5. Step 5: Solve for x
    x = 173,954,248,631.71/524,738.39
  6. Step 6: Final answer
    x = 331,506.62

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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.