Home / 830,519.70-1,163,514.90-830,519.70

Finding the Fourth Proportional to 830,519.70, 1,163,514.90 and 830,519.70

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Solution

The fourth proportional to 830,519.70, 1,163,514.90 and 830,519.70 is: 1,163,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,519.70 : 1,163,514.90 = 830,519.70 : x
  2. Step 2: Convert to fraction form
    830,519.70/1,163,514.90 = 830,519.70/x
  3. Step 3: Cross multiply
    830,519.70x = 1,163,514.90 × 830,519.70
  4. Step 4: Simplify right side
    830,519.70x = 966,322,045,693.53
  5. Step 5: Solve for x
    x = 966,322,045,693.53/830,519.70
  6. Step 6: Final answer
    x = 1,163,514.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.