Home / 703,431.90-971,176.23-541,980.54

Finding the Fourth Proportional to 703,431.90, 971,176.23 and 541,980.54

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Solution

The fourth proportional to 703,431.90, 971,176.23 and 541,980.54 is: 748,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,431.90 : 971,176.23 = 541,980.54 : x
  2. Step 2: Convert to fraction form
    703,431.90/971,176.23 = 541,980.54/x
  3. Step 3: Cross multiply
    703,431.90x = 971,176.23 × 541,980.54
  4. Step 4: Simplify right side
    703,431.90x = 526,358,617,570.56
  5. Step 5: Solve for x
    x = 526,358,617,570.56/703,431.90
  6. Step 6: Final answer
    x = 748,272.32

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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.