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Finding the Fourth Proportional to 632,150.94, 872,296.65 and 374,035.80

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Solution

The fourth proportional to 632,150.94, 872,296.65 and 374,035.80 is: 516,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,150.94 : 872,296.65 = 374,035.80 : x
  2. Step 2: Convert to fraction form
    632,150.94/872,296.65 = 374,035.80/x
  3. Step 3: Cross multiply
    632,150.94x = 872,296.65 × 374,035.80
  4. Step 4: Simplify right side
    632,150.94x = 326,270,175,320.07
  5. Step 5: Solve for x
    x = 326,270,175,320.07/632,150.94
  6. Step 6: Final answer
    x = 516,127.01

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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.