Home / 583,995.74-805,725.40-325,830.83

Finding the Fourth Proportional to 583,995.74, 805,725.40 and 325,830.83

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Solution

The fourth proportional to 583,995.74, 805,725.40 and 325,830.83 is: 449,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,995.74 : 805,725.40 = 325,830.83 : x
  2. Step 2: Convert to fraction form
    583,995.74/805,725.40 = 325,830.83/x
  3. Step 3: Cross multiply
    583,995.74x = 805,725.40 × 325,830.83
  4. Step 4: Simplify right side
    583,995.74x = 262,530,175,834.08
  5. Step 5: Solve for x
    x = 262,530,175,834.08/583,995.74
  6. Step 6: Final answer
    x = 449,541.25

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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.