Home / 808,418.61-1,115,696.58-604,114.80

Finding the Fourth Proportional to 808,418.61, 1,115,696.58 and 604,114.80

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Solution

The fourth proportional to 808,418.61, 1,115,696.58 and 604,114.80 is: 833,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,418.61 : 1,115,696.58 = 604,114.80 : x
  2. Step 2: Convert to fraction form
    808,418.61/1,115,696.58 = 604,114.80/x
  3. Step 3: Cross multiply
    808,418.61x = 1,115,696.58 × 604,114.80
  4. Step 4: Simplify right side
    808,418.61x = 674,008,816,287.38
  5. Step 5: Solve for x
    x = 674,008,816,287.38/808,418.61
  6. Step 6: Final answer
    x = 833,737.38

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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.