Home / 688,929.23-950,840.06-443,845.10

Finding the Fourth Proportional to 688,929.23, 950,840.06 and 443,845.10

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Solution

The fourth proportional to 688,929.23, 950,840.06 and 443,845.10 is: 612,582.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,929.23 : 950,840.06 = 443,845.10 : x
  2. Step 2: Convert to fraction form
    688,929.23/950,840.06 = 443,845.10/x
  3. Step 3: Cross multiply
    688,929.23x = 950,840.06 × 443,845.10
  4. Step 4: Simplify right side
    688,929.23x = 422,025,694,541.28
  5. Step 5: Solve for x
    x = 422,025,694,541.28/688,929.23
  6. Step 6: Final answer
    x = 612,582.08

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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.