Home / 830,701.77-1,246,052.52-199,615.58

Finding the Fourth Proportional to 830,701.77, 1,246,052.52 and 199,615.58

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Solution

The fourth proportional to 830,701.77, 1,246,052.52 and 199,615.58 is: 299,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,701.77 : 1,246,052.52 = 199,615.58 : x
  2. Step 2: Convert to fraction form
    830,701.77/1,246,052.52 = 199,615.58/x
  3. Step 3: Cross multiply
    830,701.77x = 1,246,052.52 × 199,615.58
  4. Step 4: Simplify right side
    830,701.77x = 248,731,496,490.26
  5. Step 5: Solve for x
    x = 248,731,496,490.26/830,701.77
  6. Step 6: Final answer
    x = 299,423.34

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Double scale
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Similar ratio
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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.