Home / 758,633.32-1,046,927.46-419,081.32

Finding the Fourth Proportional to 758,633.32, 1,046,927.46 and 419,081.32

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Solution

The fourth proportional to 758,633.32, 1,046,927.46 and 419,081.32 is: 578,339.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,633.32 : 1,046,927.46 = 419,081.32 : x
  2. Step 2: Convert to fraction form
    758,633.32/1,046,927.46 = 419,081.32/x
  3. Step 3: Cross multiply
    758,633.32x = 1,046,927.46 × 419,081.32
  4. Step 4: Simplify right side
    758,633.32x = 438,747,741,881.05
  5. Step 5: Solve for x
    x = 438,747,741,881.05/758,633.32
  6. Step 6: Final answer
    x = 578,339.67

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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.