Home / 461,523.12-692,323.56-145,973.04

Finding the Fourth Proportional to 461,523.12, 692,323.56 and 145,973.04

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Solution

The fourth proportional to 461,523.12, 692,323.56 and 145,973.04 is: 218,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,523.12 : 692,323.56 = 145,973.04 : x
  2. Step 2: Convert to fraction form
    461,523.12/692,323.56 = 145,973.04/x
  3. Step 3: Cross multiply
    461,523.12x = 692,323.56 × 145,973.04
  4. Step 4: Simplify right side
    461,523.12x = 101,060,574,716.82
  5. Step 5: Solve for x
    x = 101,060,574,716.82/461,523.12
  6. Step 6: Final answer
    x = 218,971.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.