Home / 797,430.51-1,100,480.67-434,874.15

Finding the Fourth Proportional to 797,430.51, 1,100,480.67 and 434,874.15

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Solution

The fourth proportional to 797,430.51, 1,100,480.67 and 434,874.15 is: 600,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,430.51 : 1,100,480.67 = 434,874.15 : x
  2. Step 2: Convert to fraction form
    797,430.51/1,100,480.67 = 434,874.15/x
  3. Step 3: Cross multiply
    797,430.51x = 1,100,480.67 × 434,874.15
  4. Step 4: Simplify right side
    797,430.51x = 478,570,595,957.68
  5. Step 5: Solve for x
    x = 478,570,595,957.68/797,430.51
  6. Step 6: Final answer
    x = 600,140.81

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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.