Home / 583,920.24-805,811.40-329,275.68

Finding the Fourth Proportional to 583,920.24, 805,811.40 and 329,275.68

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Solution

The fourth proportional to 583,920.24, 805,811.40 and 329,275.68 is: 454,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,920.24 : 805,811.40 = 329,275.68 : x
  2. Step 2: Convert to fraction form
    583,920.24/805,811.40 = 329,275.68/x
  3. Step 3: Cross multiply
    583,920.24x = 805,811.40 × 329,275.68
  4. Step 4: Simplify right side
    583,920.24x = 265,334,096,686.75
  5. Step 5: Solve for x
    x = 265,334,096,686.75/583,920.24
  6. Step 6: Final answer
    x = 454,401.27

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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.