Home / 557,789.18-836,616.33-153,014.36

Finding the Fourth Proportional to 557,789.18, 836,616.33 and 153,014.36

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Solution

The fourth proportional to 557,789.18, 836,616.33 and 153,014.36 is: 229,503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,789.18 : 836,616.33 = 153,014.36 : x
  2. Step 2: Convert to fraction form
    557,789.18/836,616.33 = 153,014.36/x
  3. Step 3: Cross multiply
    557,789.18x = 836,616.33 × 153,014.36
  4. Step 4: Simplify right side
    557,789.18x = 128,014,308,117.42
  5. Step 5: Solve for x
    x = 128,014,308,117.42/557,789.18
  6. Step 6: Final answer
    x = 229,503.03

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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.