Home / 559,946.40-839,673.36-204,868.32

Finding the Fourth Proportional to 559,946.40, 839,673.36 and 204,868.32

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Solution

The fourth proportional to 559,946.40, 839,673.36 and 204,868.32 is: 307,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,946.40 : 839,673.36 = 204,868.32 : x
  2. Step 2: Convert to fraction form
    559,946.40/839,673.36 = 204,868.32/x
  3. Step 3: Cross multiply
    559,946.40x = 839,673.36 × 204,868.32
  4. Step 4: Simplify right side
    559,946.40x = 172,022,470,611.96
  5. Step 5: Solve for x
    x = 172,022,470,611.96/559,946.40
  6. Step 6: Final answer
    x = 307,212.39

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Double scale
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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.