Home / 785,573.73-1,084,506.02-528,800.69

Finding the Fourth Proportional to 785,573.73, 1,084,506.02 and 528,800.69

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Solution

The fourth proportional to 785,573.73, 1,084,506.02 and 528,800.69 is: 730,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,573.73 : 1,084,506.02 = 528,800.69 : x
  2. Step 2: Convert to fraction form
    785,573.73/1,084,506.02 = 528,800.69/x
  3. Step 3: Cross multiply
    785,573.73x = 1,084,506.02 × 528,800.69
  4. Step 4: Simplify right side
    785,573.73x = 573,487,523,618.62
  5. Step 5: Solve for x
    x = 573,487,523,618.62/785,573.73
  6. Step 6: Final answer
    x = 730,023.81

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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.