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Finding the Fourth Proportional to 835,363.77, 1,152,803.12 and 453,390.60

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Solution

The fourth proportional to 835,363.77, 1,152,803.12 and 453,390.60 is: 625,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,363.77 : 1,152,803.12 = 453,390.60 : x
  2. Step 2: Convert to fraction form
    835,363.77/1,152,803.12 = 453,390.60/x
  3. Step 3: Cross multiply
    835,363.77x = 1,152,803.12 × 453,390.60
  4. Step 4: Simplify right side
    835,363.77x = 522,670,095,991.72
  5. Step 5: Solve for x
    x = 522,670,095,991.72/835,363.77
  6. Step 6: Final answer
    x = 625,679.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.