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Finding the Fourth Proportional to 583,789.32, 875,411.82 and 303,231.24

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Solution

The fourth proportional to 583,789.32, 875,411.82 and 303,231.24 is: 454,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,789.32 : 875,411.82 = 303,231.24 : x
  2. Step 2: Convert to fraction form
    583,789.32/875,411.82 = 303,231.24/x
  3. Step 3: Cross multiply
    583,789.32x = 875,411.82 × 303,231.24
  4. Step 4: Simplify right side
    583,789.32x = 265,452,211,689.26
  5. Step 5: Solve for x
    x = 265,452,211,689.26/583,789.32
  6. Step 6: Final answer
    x = 454,705.49

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Half scale
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Double scale
Find fourth proportional to 583,790.32, 875,413.32 and 303,232.24
Similar ratio
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1.5x scale

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.