Home / 683,868.30-1,025,802.45-185,232.30

Finding the Fourth Proportional to 683,868.30, 1,025,802.45 and 185,232.30

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Solution

The fourth proportional to 683,868.30, 1,025,802.45 and 185,232.30 is: 277,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,868.30 : 1,025,802.45 = 185,232.30 : x
  2. Step 2: Convert to fraction form
    683,868.30/1,025,802.45 = 185,232.30/x
  3. Step 3: Cross multiply
    683,868.30x = 1,025,802.45 × 185,232.30
  4. Step 4: Simplify right side
    683,868.30x = 190,011,747,159.14
  5. Step 5: Solve for x
    x = 190,011,747,159.14/683,868.30
  6. Step 6: Final answer
    x = 277,848.45

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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.