Home / 1,128,160.56-1,692,359.49-329,444.34

Finding the Fourth Proportional to 1,128,160.56, 1,692,359.49 and 329,444.34

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Solution

The fourth proportional to 1,128,160.56, 1,692,359.49 and 329,444.34 is: 494,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,160.56 : 1,692,359.49 = 329,444.34 : x
  2. Step 2: Convert to fraction form
    1,128,160.56/1,692,359.49 = 329,444.34/x
  3. Step 3: Cross multiply
    1,128,160.56x = 1,692,359.49 × 329,444.34
  4. Step 4: Simplify right side
    1,128,160.56x = 557,538,255,225.79
  5. Step 5: Solve for x
    x = 557,538,255,225.79/1,128,160.56
  6. Step 6: Final answer
    x = 494,201.16

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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.