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Finding the Fourth Proportional to 896,889.76, 1,237,008.02 and 574,630.04

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Solution

The fourth proportional to 896,889.76, 1,237,008.02 and 574,630.04 is: 792,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,889.76 : 1,237,008.02 = 574,630.04 : x
  2. Step 2: Convert to fraction form
    896,889.76/1,237,008.02 = 574,630.04/x
  3. Step 3: Cross multiply
    896,889.76x = 1,237,008.02 × 574,630.04
  4. Step 4: Simplify right side
    896,889.76x = 710,821,968,012.92
  5. Step 5: Solve for x
    x = 710,821,968,012.92/896,889.76
  6. Step 6: Final answer
    x = 792,541.07

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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.