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Finding the Fourth Proportional to 657,486.89, 907,323.03 and 367,102.92

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Solution

The fourth proportional to 657,486.89, 907,323.03 and 367,102.92 is: 506,597.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,486.89 : 907,323.03 = 367,102.92 : x
  2. Step 2: Convert to fraction form
    657,486.89/907,323.03 = 367,102.92/x
  3. Step 3: Cross multiply
    657,486.89x = 907,323.03 × 367,102.92
  4. Step 4: Simplify right side
    657,486.89x = 333,080,935,964.56
  5. Step 5: Solve for x
    x = 333,080,935,964.56/657,486.89
  6. Step 6: Final answer
    x = 506,597.08

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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.