Home / 698,827.60-1,048,241.40-446,885.20

Finding the Fourth Proportional to 698,827.60, 1,048,241.40 and 446,885.20

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Solution

The fourth proportional to 698,827.60, 1,048,241.40 and 446,885.20 is: 670,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,827.60 : 1,048,241.40 = 446,885.20 : x
  2. Step 2: Convert to fraction form
    698,827.60/1,048,241.40 = 446,885.20/x
  3. Step 3: Cross multiply
    698,827.60x = 1,048,241.40 × 446,885.20
  4. Step 4: Simplify right side
    698,827.60x = 468,443,567,687.28
  5. Step 5: Solve for x
    x = 468,443,567,687.28/698,827.60
  6. Step 6: Final answer
    x = 670,327.80

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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.