Home / 583,949.61-805,869.69-338,915.85

Finding the Fourth Proportional to 583,949.61, 805,869.69 and 338,915.85

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Solution

The fourth proportional to 583,949.61, 805,869.69 and 338,915.85 is: 467,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,949.61 : 805,869.69 = 338,915.85 : x
  2. Step 2: Convert to fraction form
    583,949.61/805,869.69 = 338,915.85/x
  3. Step 3: Cross multiply
    583,949.61x = 805,869.69 × 338,915.85
  4. Step 4: Simplify right side
    583,949.61x = 273,122,010,975.59
  5. Step 5: Solve for x
    x = 273,122,010,975.59/583,949.61
  6. Step 6: Final answer
    x = 467,715.03

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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.