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Finding the Fourth Proportional to 657,950.40, 986,925.60 and 237,268.80

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Solution

The fourth proportional to 657,950.40, 986,925.60 and 237,268.80 is: 355,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,950.40 : 986,925.60 = 237,268.80 : x
  2. Step 2: Convert to fraction form
    657,950.40/986,925.60 = 237,268.80/x
  3. Step 3: Cross multiply
    657,950.40x = 986,925.60 × 237,268.80
  4. Step 4: Simplify right side
    657,950.40x = 234,166,652,801.28
  5. Step 5: Solve for x
    x = 234,166,652,801.28/657,950.40
  6. Step 6: Final answer
    x = 355,903.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.