Home / 824,453.56-1,137,743.38-456,954.13

Finding the Fourth Proportional to 824,453.56, 1,137,743.38 and 456,954.13

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Solution

The fourth proportional to 824,453.56, 1,137,743.38 and 456,954.13 is: 630,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,453.56 : 1,137,743.38 = 456,954.13 : x
  2. Step 2: Convert to fraction form
    824,453.56/1,137,743.38 = 456,954.13/x
  3. Step 3: Cross multiply
    824,453.56x = 1,137,743.38 × 456,954.13
  4. Step 4: Simplify right side
    824,453.56x = 519,896,534,086.39
  5. Step 5: Solve for x
    x = 519,896,534,086.39/824,453.56
  6. Step 6: Final answer
    x = 630,595.29

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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.