Home / 808,801.60-1,213,202.40-651,337.60

Finding the Fourth Proportional to 808,801.60, 1,213,202.40 and 651,337.60

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Solution

The fourth proportional to 808,801.60, 1,213,202.40 and 651,337.60 is: 977,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,801.60 : 1,213,202.40 = 651,337.60 : x
  2. Step 2: Convert to fraction form
    808,801.60/1,213,202.40 = 651,337.60/x
  3. Step 3: Cross multiply
    808,801.60x = 1,213,202.40 × 651,337.60
  4. Step 4: Simplify right side
    808,801.60x = 790,204,339,530.24
  5. Step 5: Solve for x
    x = 790,204,339,530.24/808,801.60
  6. Step 6: Final answer
    x = 977,006.40

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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.