Home / 558,639.46-837,966.99-159,280.23

Finding the Fourth Proportional to 558,639.46, 837,966.99 and 159,280.23

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Solution

The fourth proportional to 558,639.46, 837,966.99 and 159,280.23 is: 238,922.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,639.46 : 837,966.99 = 159,280.23 : x
  2. Step 2: Convert to fraction form
    558,639.46/837,966.99 = 159,280.23/x
  3. Step 3: Cross multiply
    558,639.46x = 837,966.99 × 159,280.23
  4. Step 4: Simplify right side
    558,639.46x = 133,471,578,041.98
  5. Step 5: Solve for x
    x = 133,471,578,041.98/558,639.46
  6. Step 6: Final answer
    x = 238,922.58

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Half scale
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Double scale
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Similar ratio
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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.