Home / 966,724.60-1,449,395.70-433,809.40

Finding the Fourth Proportional to 966,724.60, 1,449,395.70 and 433,809.40

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Solution

The fourth proportional to 966,724.60, 1,449,395.70 and 433,809.40 is: 650,403.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,724.60 : 1,449,395.70 = 433,809.40 : x
  2. Step 2: Convert to fraction form
    966,724.60/1,449,395.70 = 433,809.40/x
  3. Step 3: Cross multiply
    966,724.60x = 1,449,395.70 × 433,809.40
  4. Step 4: Simplify right side
    966,724.60x = 628,761,478,979.58
  5. Step 5: Solve for x
    x = 628,761,478,979.58/966,724.60
  6. Step 6: Final answer
    x = 650,403.93

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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.