Home / 583,544.66-805,314.15-328,890.38

Finding the Fourth Proportional to 583,544.66, 805,314.15 and 328,890.38

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Solution

The fourth proportional to 583,544.66, 805,314.15 and 328,890.38 is: 453,881.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,544.66 : 805,314.15 = 328,890.38 : x
  2. Step 2: Convert to fraction form
    583,544.66/805,314.15 = 328,890.38/x
  3. Step 3: Cross multiply
    583,544.66x = 805,314.15 × 328,890.38
  4. Step 4: Simplify right side
    583,544.66x = 264,860,072,786.31
  5. Step 5: Solve for x
    x = 264,860,072,786.31/583,544.66
  6. Step 6: Final answer
    x = 453,881.41

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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.