Home / 345,897.35-477,339.06-192,931.60

Finding the Fourth Proportional to 345,897.35, 477,339.06 and 192,931.60

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Solution

The fourth proportional to 345,897.35, 477,339.06 and 192,931.60 is: 266,246.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,897.35 : 477,339.06 = 192,931.60 : x
  2. Step 2: Convert to fraction form
    345,897.35/477,339.06 = 192,931.60/x
  3. Step 3: Cross multiply
    345,897.35x = 477,339.06 × 192,931.60
  4. Step 4: Simplify right side
    345,897.35x = 92,093,787,394.95
  5. Step 5: Solve for x
    x = 92,093,787,394.95/345,897.35
  6. Step 6: Final answer
    x = 266,246.01

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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.