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Finding the Fourth Proportional to 582,426.60, 873,668.70 and 302,490.60

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Solution

The fourth proportional to 582,426.60, 873,668.70 and 302,490.60 is: 453,750.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,426.60 : 873,668.70 = 302,490.60 : x
  2. Step 2: Convert to fraction form
    582,426.60/873,668.70 = 302,490.60/x
  3. Step 3: Cross multiply
    582,426.60x = 873,668.70 × 302,490.60
  4. Step 4: Simplify right side
    582,426.60x = 264,276,569,264.22
  5. Step 5: Solve for x
    x = 264,276,569,264.22/582,426.60
  6. Step 6: Final answer
    x = 453,750.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.