Home / 735,999.40-1,103,999.10-452,564.20

Finding the Fourth Proportional to 735,999.40, 1,103,999.10 and 452,564.20

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Solution

The fourth proportional to 735,999.40, 1,103,999.10 and 452,564.20 is: 678,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,999.40 : 1,103,999.10 = 452,564.20 : x
  2. Step 2: Convert to fraction form
    735,999.40/1,103,999.10 = 452,564.20/x
  3. Step 3: Cross multiply
    735,999.40x = 1,103,999.10 × 452,564.20
  4. Step 4: Simplify right side
    735,999.40x = 499,630,469,492.22
  5. Step 5: Solve for x
    x = 499,630,469,492.22/735,999.40
  6. Step 6: Final answer
    x = 678,846.30

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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.