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Finding the Fourth Proportional to 578,048.04, 797,179.24 and 496,350.76

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Solution

The fourth proportional to 578,048.04, 797,179.24 and 496,350.76 is: 684,511.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,048.04 : 797,179.24 = 496,350.76 : x
  2. Step 2: Convert to fraction form
    578,048.04/797,179.24 = 496,350.76/x
  3. Step 3: Cross multiply
    578,048.04x = 797,179.24 × 496,350.76
  4. Step 4: Simplify right side
    578,048.04x = 395,680,521,630.22
  5. Step 5: Solve for x
    x = 395,680,521,630.22/578,048.04
  6. Step 6: Final answer
    x = 684,511.48

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Half scale
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Double scale
Find fourth proportional to 578,049.04, 797,180.62 and 496,351.76
Similar ratio
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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.