Home / 601,407.31-829,277.16-383,270.61

Finding the Fourth Proportional to 601,407.31, 829,277.16 and 383,270.61

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Solution

The fourth proportional to 601,407.31, 829,277.16 and 383,270.61 is: 528,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,407.31 : 829,277.16 = 383,270.61 : x
  2. Step 2: Convert to fraction form
    601,407.31/829,277.16 = 383,270.61/x
  3. Step 3: Cross multiply
    601,407.31x = 829,277.16 × 383,270.61
  4. Step 4: Simplify right side
    601,407.31x = 317,837,563,120.91
  5. Step 5: Solve for x
    x = 317,837,563,120.91/601,407.31
  6. Step 6: Final answer
    x = 528,489.69

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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.