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Finding the Fourth Proportional to 582,888.76, 804,400.20 and 324,783.16

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Solution

The fourth proportional to 582,888.76, 804,400.20 and 324,783.16 is: 448,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,888.76 : 804,400.20 = 324,783.16 : x
  2. Step 2: Convert to fraction form
    582,888.76/804,400.20 = 324,783.16/x
  3. Step 3: Cross multiply
    582,888.76x = 804,400.20 × 324,783.16
  4. Step 4: Simplify right side
    582,888.76x = 261,255,638,860.63
  5. Step 5: Solve for x
    x = 261,255,638,860.63/582,888.76
  6. Step 6: Final answer
    x = 448,208.40

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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.