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Finding the Fourth Proportional to 634,793.55, 876,015.12 and 362,867.37

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Solution

The fourth proportional to 634,793.55, 876,015.12 and 362,867.37 is: 500,756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,793.55 : 876,015.12 = 362,867.37 : x
  2. Step 2: Convert to fraction form
    634,793.55/876,015.12 = 362,867.37/x
  3. Step 3: Cross multiply
    634,793.55x = 876,015.12 × 362,867.37
  4. Step 4: Simplify right side
    634,793.55x = 317,877,302,674.63
  5. Step 5: Solve for x
    x = 317,877,302,674.63/634,793.55
  6. Step 6: Final answer
    x = 500,756.98

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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.