Home / 823,573.07-1,136,542.44-474,520.58

Finding the Fourth Proportional to 823,573.07, 1,136,542.44 and 474,520.58

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Solution

The fourth proportional to 823,573.07, 1,136,542.44 and 474,520.58 is: 654,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,573.07 : 1,136,542.44 = 474,520.58 : x
  2. Step 2: Convert to fraction form
    823,573.07/1,136,542.44 = 474,520.58/x
  3. Step 3: Cross multiply
    823,573.07x = 1,136,542.44 × 474,520.58
  4. Step 4: Simplify right side
    823,573.07x = 539,312,772,140.70
  5. Step 5: Solve for x
    x = 539,312,772,140.70/823,573.07
  6. Step 6: Final answer
    x = 654,845.08

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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.