Home / 892,812.81-1,232,085.20-484,921.46

Finding the Fourth Proportional to 892,812.81, 1,232,085.20 and 484,921.46

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Solution

The fourth proportional to 892,812.81, 1,232,085.20 and 484,921.46 is: 669,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,812.81 : 1,232,085.20 = 484,921.46 : x
  2. Step 2: Convert to fraction form
    892,812.81/1,232,085.20 = 484,921.46/x
  3. Step 3: Cross multiply
    892,812.81x = 1,232,085.20 × 484,921.46
  4. Step 4: Simplify right side
    892,812.81x = 597,464,558,320.91
  5. Step 5: Solve for x
    x = 597,464,558,320.91/892,812.81
  6. Step 6: Final answer
    x = 669,193.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.