Home / 829,005.60-1,241,758.80-650,546.40

Finding the Fourth Proportional to 829,005.60, 1,241,758.80 and 650,546.40

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Solution

The fourth proportional to 829,005.60, 1,241,758.80 and 650,546.40 is: 974,446.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,005.60 : 1,241,758.80 = 650,546.40 : x
  2. Step 2: Convert to fraction form
    829,005.60/1,241,758.80 = 650,546.40/x
  3. Step 3: Cross multiply
    829,005.60x = 1,241,758.80 × 650,546.40
  4. Step 4: Simplify right side
    829,005.60x = 807,821,717,008.32
  5. Step 5: Solve for x
    x = 807,821,717,008.32/829,005.60
  6. Step 6: Final answer
    x = 974,446.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.