Home / 525,214.26-723,784.41-381,747.06

Finding the Fourth Proportional to 525,214.26, 723,784.41 and 381,747.06

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Solution

The fourth proportional to 525,214.26, 723,784.41 and 381,747.06 is: 526,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,214.26 : 723,784.41 = 381,747.06 : x
  2. Step 2: Convert to fraction form
    525,214.26/723,784.41 = 381,747.06/x
  3. Step 3: Cross multiply
    525,214.26x = 723,784.41 × 381,747.06
  4. Step 4: Simplify right side
    525,214.26x = 276,302,570,591.34
  5. Step 5: Solve for x
    x = 276,302,570,591.34/525,214.26
  6. Step 6: Final answer
    x = 526,075.91

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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.