Home / 583,889.69-805,766.46-329,239.06

Finding the Fourth Proportional to 583,889.69, 805,766.46 and 329,239.06

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Solution

The fourth proportional to 583,889.69, 805,766.46 and 329,239.06 is: 454,349.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,889.69 : 805,766.46 = 329,239.06 : x
  2. Step 2: Convert to fraction form
    583,889.69/805,766.46 = 329,239.06/x
  3. Step 3: Cross multiply
    583,889.69x = 805,766.46 × 329,239.06
  4. Step 4: Simplify right side
    583,889.69x = 265,289,791,869.93
  5. Step 5: Solve for x
    x = 265,289,791,869.93/583,889.69
  6. Step 6: Final answer
    x = 454,349.16

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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.