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Finding the Fourth Proportional to 563,011.72, 776,831.34 and 333,454.48

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Solution

The fourth proportional to 563,011.72, 776,831.34 and 333,454.48 is: 460,093.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,011.72 : 776,831.34 = 333,454.48 : x
  2. Step 2: Convert to fraction form
    563,011.72/776,831.34 = 333,454.48/x
  3. Step 3: Cross multiply
    563,011.72x = 776,831.34 × 333,454.48
  4. Step 4: Simplify right side
    563,011.72x = 259,037,890,527.40
  5. Step 5: Solve for x
    x = 259,037,890,527.40/563,011.72
  6. Step 6: Final answer
    x = 460,093.25

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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.