Home / 649,587.57-895,986.05-423,539.25

Finding the Fourth Proportional to 649,587.57, 895,986.05 and 423,539.25

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Solution

The fourth proportional to 649,587.57, 895,986.05 and 423,539.25 is: 584,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,587.57 : 895,986.05 = 423,539.25 : x
  2. Step 2: Convert to fraction form
    649,587.57/895,986.05 = 423,539.25/x
  3. Step 3: Cross multiply
    649,587.57x = 895,986.05 × 423,539.25
  4. Step 4: Simplify right side
    649,587.57x = 379,485,259,627.46
  5. Step 5: Solve for x
    x = 379,485,259,627.46/649,587.57
  6. Step 6: Final answer
    x = 584,194.15

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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.