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Finding the Fourth Proportional to 524,903.16, 723,993.12 and 350,385.36

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Solution

The fourth proportional to 524,903.16, 723,993.12 and 350,385.36 is: 483,282.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,903.16 : 723,993.12 = 350,385.36 : x
  2. Step 2: Convert to fraction form
    524,903.16/723,993.12 = 350,385.36/x
  3. Step 3: Cross multiply
    524,903.16x = 723,993.12 × 350,385.36
  4. Step 4: Simplify right side
    524,903.16x = 253,676,589,988.72
  5. Step 5: Solve for x
    x = 253,676,589,988.72/524,903.16
  6. Step 6: Final answer
    x = 483,282.65

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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.