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Finding the Fourth Proportional to 650,086.40, 973,228.80 and 463,462.40

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Solution

The fourth proportional to 650,086.40, 973,228.80 and 463,462.40 is: 693,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,086.40 : 973,228.80 = 463,462.40 : x
  2. Step 2: Convert to fraction form
    650,086.40/973,228.80 = 463,462.40/x
  3. Step 3: Cross multiply
    650,086.40x = 973,228.80 × 463,462.40
  4. Step 4: Simplify right side
    650,086.40x = 451,054,955,397.12
  5. Step 5: Solve for x
    x = 451,054,955,397.12/650,086.40
  6. Step 6: Final answer
    x = 693,838.47

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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.