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Finding the Fourth Proportional to 650,534.79, 975,851.55 and 201,301.07

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Solution

The fourth proportional to 650,534.79, 975,851.55 and 201,301.07 is: 301,966.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,534.79 : 975,851.55 = 201,301.07 : x
  2. Step 2: Convert to fraction form
    650,534.79/975,851.55 = 201,301.07/x
  3. Step 3: Cross multiply
    650,534.79x = 975,851.55 × 201,301.07
  4. Step 4: Simplify right side
    650,534.79x = 196,439,964,530.65
  5. Step 5: Solve for x
    x = 196,439,964,530.65/650,534.79
  6. Step 6: Final answer
    x = 301,966.88

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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.