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Finding the Fourth Proportional to 691,300.97, 953,179.31 and 473,614.01

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Solution

The fourth proportional to 691,300.97, 953,179.31 and 473,614.01 is: 653,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,300.97 : 953,179.31 = 473,614.01 : x
  2. Step 2: Convert to fraction form
    691,300.97/953,179.31 = 473,614.01/x
  3. Step 3: Cross multiply
    691,300.97x = 953,179.31 × 473,614.01
  4. Step 4: Simplify right side
    691,300.97x = 451,439,075,258.13
  5. Step 5: Solve for x
    x = 451,439,075,258.13/691,300.97
  6. Step 6: Final answer
    x = 653,028.27

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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.