Home / 936,316.46-1,291,749.07-543,782.60

Finding the Fourth Proportional to 936,316.46, 1,291,749.07 and 543,782.60

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Solution

The fourth proportional to 936,316.46, 1,291,749.07 and 543,782.60 is: 750,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,316.46 : 1,291,749.07 = 543,782.60 : x
  2. Step 2: Convert to fraction form
    936,316.46/1,291,749.07 = 543,782.60/x
  3. Step 3: Cross multiply
    936,316.46x = 1,291,749.07 × 543,782.60
  4. Step 4: Simplify right side
    936,316.46x = 702,430,666,897.22
  5. Step 5: Solve for x
    x = 702,430,666,897.22/936,316.46
  6. Step 6: Final answer
    x = 750,206.47

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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.