Home / 739,327.64-1,020,374.27-433,479.33

Finding the Fourth Proportional to 739,327.64, 1,020,374.27 and 433,479.33

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Solution

The fourth proportional to 739,327.64, 1,020,374.27 and 433,479.33 is: 598,261.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,327.64 : 1,020,374.27 = 433,479.33 : x
  2. Step 2: Convert to fraction form
    739,327.64/1,020,374.27 = 433,479.33/x
  3. Step 3: Cross multiply
    739,327.64x = 1,020,374.27 × 433,479.33
  4. Step 4: Simplify right side
    739,327.64x = 442,311,152,741.44
  5. Step 5: Solve for x
    x = 442,311,152,741.44/739,327.64
  6. Step 6: Final answer
    x = 598,261.36

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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.