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Finding the Fourth Proportional to 695,263.08, 959,462.98 and 377,311.08

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Solution

The fourth proportional to 695,263.08, 959,462.98 and 377,311.08 is: 520,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,263.08 : 959,462.98 = 377,311.08 : x
  2. Step 2: Convert to fraction form
    695,263.08/959,462.98 = 377,311.08/x
  3. Step 3: Cross multiply
    695,263.08x = 959,462.98 × 377,311.08
  4. Step 4: Simplify right side
    695,263.08x = 362,016,013,203.82
  5. Step 5: Solve for x
    x = 362,016,013,203.82/695,263.08
  6. Step 6: Final answer
    x = 520,689.25

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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.