Home / 930,165.12-1,395,111.60-443,737.44

Finding the Fourth Proportional to 930,165.12, 1,395,111.60 and 443,737.44

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Solution

The fourth proportional to 930,165.12, 1,395,111.60 and 443,737.44 is: 665,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,165.12 : 1,395,111.60 = 443,737.44 : x
  2. Step 2: Convert to fraction form
    930,165.12/1,395,111.60 = 443,737.44/x
  3. Step 3: Cross multiply
    930,165.12x = 1,395,111.60 × 443,737.44
  4. Step 4: Simplify right side
    930,165.12x = 619,063,249,898.30
  5. Step 5: Solve for x
    x = 619,063,249,898.30/930,165.12
  6. Step 6: Final answer
    x = 665,541.24

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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.