Home / 912,324.78-1,365,097.32-573,784.50

Finding the Fourth Proportional to 912,324.78, 1,365,097.32 and 573,784.50

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Solution

The fourth proportional to 912,324.78, 1,365,097.32 and 573,784.50 is: 858,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,324.78 : 1,365,097.32 = 573,784.50 : x
  2. Step 2: Convert to fraction form
    912,324.78/1,365,097.32 = 573,784.50/x
  3. Step 3: Cross multiply
    912,324.78x = 1,365,097.32 × 573,784.50
  4. Step 4: Simplify right side
    912,324.78x = 783,271,683,207.54
  5. Step 5: Solve for x
    x = 783,271,683,207.54/912,324.78
  6. Step 6: Final answer
    x = 858,544.79

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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.