Home / 688,466.37-950,081.76-382,541.52

Finding the Fourth Proportional to 688,466.37, 950,081.76 and 382,541.52

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Solution

The fourth proportional to 688,466.37, 950,081.76 and 382,541.52 is: 527,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,466.37 : 950,081.76 = 382,541.52 : x
  2. Step 2: Convert to fraction form
    688,466.37/950,081.76 = 382,541.52/x
  3. Step 3: Cross multiply
    688,466.37x = 950,081.76 × 382,541.52
  4. Step 4: Simplify right side
    688,466.37x = 363,445,720,594.68
  5. Step 5: Solve for x
    x = 363,445,720,594.68/688,466.37
  6. Step 6: Final answer
    x = 527,906.28

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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.