Home / 907,705.50-1,359,915.84-653,610.30

Finding the Fourth Proportional to 907,705.50, 1,359,915.84 and 653,610.30

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Solution

The fourth proportional to 907,705.50, 1,359,915.84 and 653,610.30 is: 979,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,705.50 : 1,359,915.84 = 653,610.30 : x
  2. Step 2: Convert to fraction form
    907,705.50/1,359,915.84 = 653,610.30/x
  3. Step 3: Cross multiply
    907,705.50x = 1,359,915.84 × 653,610.30
  4. Step 4: Simplify right side
    907,705.50x = 888,855,000,157.15
  5. Step 5: Solve for x
    x = 888,855,000,157.15/907,705.50
  6. Step 6: Final answer
    x = 979,232.80

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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.