Home / 936,256.39-1,292,034.09-528,444.62

Finding the Fourth Proportional to 936,256.39, 1,292,034.09 and 528,444.62

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Solution

The fourth proportional to 936,256.39, 1,292,034.09 and 528,444.62 is: 729,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,256.39 : 1,292,034.09 = 528,444.62 : x
  2. Step 2: Convert to fraction form
    936,256.39/1,292,034.09 = 528,444.62/x
  3. Step 3: Cross multiply
    936,256.39x = 1,292,034.09 × 528,444.62
  4. Step 4: Simplify right side
    936,256.39x = 682,768,463,717.10
  5. Step 5: Solve for x
    x = 682,768,463,717.10/936,256.39
  6. Step 6: Final answer
    x = 729,253.73

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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.