Home / 843,091.69-1,163,437.53-480,632.28

Finding the Fourth Proportional to 843,091.69, 1,163,437.53 and 480,632.28

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Solution

The fourth proportional to 843,091.69, 1,163,437.53 and 480,632.28 is: 663,256.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,091.69 : 1,163,437.53 = 480,632.28 : x
  2. Step 2: Convert to fraction form
    843,091.69/1,163,437.53 = 480,632.28/x
  3. Step 3: Cross multiply
    843,091.69x = 1,163,437.53 × 480,632.28
  4. Step 4: Simplify right side
    843,091.69x = 559,185,633,060.54
  5. Step 5: Solve for x
    x = 559,185,633,060.54/843,091.69
  6. Step 6: Final answer
    x = 663,256.01

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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.