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Finding the Fourth Proportional to 582,300.68, 803,592.95 and 317,104.00

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Solution

The fourth proportional to 582,300.68, 803,592.95 and 317,104.00 is: 437,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,300.68 : 803,592.95 = 317,104.00 : x
  2. Step 2: Convert to fraction form
    582,300.68/803,592.95 = 317,104.00/x
  3. Step 3: Cross multiply
    582,300.68x = 803,592.95 × 317,104.00
  4. Step 4: Simplify right side
    582,300.68x = 254,822,535,222.30
  5. Step 5: Solve for x
    x = 254,822,535,222.30/582,300.68
  6. Step 6: Final answer
    x = 437,613.33

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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.