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Finding the Fourth Proportional to 582,981.40, 804,571.70 and 341,249.32

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Solution

The fourth proportional to 582,981.40, 804,571.70 and 341,249.32 is: 470,957.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,981.40 : 804,571.70 = 341,249.32 : x
  2. Step 2: Convert to fraction form
    582,981.40/804,571.70 = 341,249.32/x
  3. Step 3: Cross multiply
    582,981.40x = 804,571.70 × 341,249.32
  4. Step 4: Simplify right side
    582,981.40x = 274,559,545,516.24
  5. Step 5: Solve for x
    x = 274,559,545,516.24/582,981.40
  6. Step 6: Final answer
    x = 470,957.64

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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.