Home / 793,782.18-1,095,426.99-431,208.77

Finding the Fourth Proportional to 793,782.18, 1,095,426.99 and 431,208.77

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Solution

The fourth proportional to 793,782.18, 1,095,426.99 and 431,208.77 is: 595,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,782.18 : 1,095,426.99 = 431,208.77 : x
  2. Step 2: Convert to fraction form
    793,782.18/1,095,426.99 = 431,208.77/x
  3. Step 3: Cross multiply
    793,782.18x = 1,095,426.99 × 431,208.77
  4. Step 4: Simplify right side
    793,782.18x = 472,357,719,505.57
  5. Step 5: Solve for x
    x = 472,357,719,505.57/793,782.18
  6. Step 6: Final answer
    x = 595,072.21

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Half scale
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Double scale
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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.