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Finding the Fourth Proportional to 582,993.32, 804,533.46 and 328,348.76

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Solution

The fourth proportional to 582,993.32, 804,533.46 and 328,348.76 is: 453,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,993.32 : 804,533.46 = 328,348.76 : x
  2. Step 2: Convert to fraction form
    582,993.32/804,533.46 = 328,348.76/x
  3. Step 3: Cross multiply
    582,993.32x = 804,533.46 × 328,348.76
  4. Step 4: Simplify right side
    582,993.32x = 264,167,563,969.51
  5. Step 5: Solve for x
    x = 264,167,563,969.51/582,993.32
  6. Step 6: Final answer
    x = 453,122.80

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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.