Home / 452,973.06-679,984.47-243,021.06

Finding the Fourth Proportional to 452,973.06, 679,984.47 and 243,021.06

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Solution

The fourth proportional to 452,973.06, 679,984.47 and 243,021.06 is: 364,813.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,973.06 : 679,984.47 = 243,021.06 : x
  2. Step 2: Convert to fraction form
    452,973.06/679,984.47 = 243,021.06/x
  3. Step 3: Cross multiply
    452,973.06x = 679,984.47 × 243,021.06
  4. Step 4: Simplify right side
    452,973.06x = 165,250,546,682.94
  5. Step 5: Solve for x
    x = 165,250,546,682.94/452,973.06
  6. Step 6: Final answer
    x = 364,813.19

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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.