Home / 446,987.83-616,826.19-243,038.91

Finding the Fourth Proportional to 446,987.83, 616,826.19 and 243,038.91

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Solution

The fourth proportional to 446,987.83, 616,826.19 and 243,038.91 is: 335,384.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,987.83 : 616,826.19 = 243,038.91 : x
  2. Step 2: Convert to fraction form
    446,987.83/616,826.19 = 243,038.91/x
  3. Step 3: Cross multiply
    446,987.83x = 616,826.19 × 243,038.91
  4. Step 4: Simplify right side
    446,987.83x = 149,912,764,877.05
  5. Step 5: Solve for x
    x = 149,912,764,877.05/446,987.83
  6. Step 6: Final answer
    x = 335,384.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.