Home / 945,545.60-1,304,674.46-563,607.92

Finding the Fourth Proportional to 945,545.60, 1,304,674.46 and 563,607.92

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Solution

The fourth proportional to 945,545.60, 1,304,674.46 and 563,607.92 is: 777,672.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,545.60 : 1,304,674.46 = 563,607.92 : x
  2. Step 2: Convert to fraction form
    945,545.60/1,304,674.46 = 563,607.92/x
  3. Step 3: Cross multiply
    945,545.60x = 1,304,674.46 × 563,607.92
  4. Step 4: Simplify right side
    945,545.60x = 735,324,853,563.37
  5. Step 5: Solve for x
    x = 735,324,853,563.37/945,545.60
  6. Step 6: Final answer
    x = 777,672.55

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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.