Home / 750,412.54-1,035,580.71-410,912.38

Finding the Fourth Proportional to 750,412.54, 1,035,580.71 and 410,912.38

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Solution

The fourth proportional to 750,412.54, 1,035,580.71 and 410,912.38 is: 567,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,412.54 : 1,035,580.71 = 410,912.38 : x
  2. Step 2: Convert to fraction form
    750,412.54/1,035,580.71 = 410,912.38/x
  3. Step 3: Cross multiply
    750,412.54x = 1,035,580.71 × 410,912.38
  4. Step 4: Simplify right side
    750,412.54x = 425,532,934,228.19
  5. Step 5: Solve for x
    x = 425,532,934,228.19/750,412.54
  6. Step 6: Final answer
    x = 567,065.33

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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.