Home / 579,039.72-867,276.38-444,932.84

Finding the Fourth Proportional to 579,039.72, 867,276.38 and 444,932.84

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Solution

The fourth proportional to 579,039.72, 867,276.38 and 444,932.84 is: 666,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,039.72 : 867,276.38 = 444,932.84 : x
  2. Step 2: Convert to fraction form
    579,039.72/867,276.38 = 444,932.84/x
  3. Step 3: Cross multiply
    579,039.72x = 867,276.38 × 444,932.84
  4. Step 4: Simplify right side
    579,039.72x = 385,879,742,818.32
  5. Step 5: Solve for x
    x = 385,879,742,818.32/579,039.72
  6. Step 6: Final answer
    x = 666,413.25

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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.