Home / 583,621.60-805,374.48-329,025.68

Finding the Fourth Proportional to 583,621.60, 805,374.48 and 329,025.68

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Solution

The fourth proportional to 583,621.60, 805,374.48 and 329,025.68 is: 454,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,621.60 : 805,374.48 = 329,025.68 : x
  2. Step 2: Convert to fraction form
    583,621.60/805,374.48 = 329,025.68/x
  3. Step 3: Cross multiply
    583,621.60x = 805,374.48 × 329,025.68
  4. Step 4: Simplify right side
    583,621.60x = 264,988,885,936.65
  5. Step 5: Solve for x
    x = 264,988,885,936.65/583,621.60
  6. Step 6: Final answer
    x = 454,042.29

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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.