Home / 559,976.70-839,965.05-349,733.10

Finding the Fourth Proportional to 559,976.70, 839,965.05 and 349,733.10

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Solution

The fourth proportional to 559,976.70, 839,965.05 and 349,733.10 is: 524,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,976.70 : 839,965.05 = 349,733.10 : x
  2. Step 2: Convert to fraction form
    559,976.70/839,965.05 = 349,733.10/x
  3. Step 3: Cross multiply
    559,976.70x = 839,965.05 × 349,733.10
  4. Step 4: Simplify right side
    559,976.70x = 293,763,580,828.16
  5. Step 5: Solve for x
    x = 293,763,580,828.16/559,976.70
  6. Step 6: Final answer
    x = 524,599.65

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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.