Home / 853,038.89-1,177,576.80-562,821.26

Finding the Fourth Proportional to 853,038.89, 1,177,576.80 and 562,821.26

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Solution

The fourth proportional to 853,038.89, 1,177,576.80 and 562,821.26 is: 776,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,038.89 : 1,177,576.80 = 562,821.26 : x
  2. Step 2: Convert to fraction form
    853,038.89/1,177,576.80 = 562,821.26/x
  3. Step 3: Cross multiply
    853,038.89x = 1,177,576.80 × 562,821.26
  4. Step 4: Simplify right side
    853,038.89x = 662,765,258,322.77
  5. Step 5: Solve for x
    x = 662,765,258,322.77/853,038.89
  6. Step 6: Final answer
    x = 776,946.12

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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.