Home / 583,621.29-805,398.80-325,514.96

Finding the Fourth Proportional to 583,621.29, 805,398.80 and 325,514.96

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Solution

The fourth proportional to 583,621.29, 805,398.80 and 325,514.96 is: 449,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,621.29 : 805,398.80 = 325,514.96 : x
  2. Step 2: Convert to fraction form
    583,621.29/805,398.80 = 325,514.96/x
  3. Step 3: Cross multiply
    583,621.29x = 805,398.80 × 325,514.96
  4. Step 4: Simplify right side
    583,621.29x = 262,169,354,952.84
  5. Step 5: Solve for x
    x = 262,169,354,952.84/583,621.29
  6. Step 6: Final answer
    x = 449,211.43

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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.