Home / 913,590.72-1,260,604.80-573,816.96

Finding the Fourth Proportional to 913,590.72, 1,260,604.80 and 573,816.96

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Solution

The fourth proportional to 913,590.72, 1,260,604.80 and 573,816.96 is: 791,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,590.72 : 1,260,604.80 = 573,816.96 : x
  2. Step 2: Convert to fraction form
    913,590.72/1,260,604.80 = 573,816.96/x
  3. Step 3: Cross multiply
    913,590.72x = 1,260,604.80 × 573,816.96
  4. Step 4: Simplify right side
    913,590.72x = 723,356,414,097.41
  5. Step 5: Solve for x
    x = 723,356,414,097.41/913,590.72
  6. Step 6: Final answer
    x = 791,772.94

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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.