Home / 857,035.01-1,182,682.70-469,837.19

Finding the Fourth Proportional to 857,035.01, 1,182,682.70 and 469,837.19

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Solution

The fourth proportional to 857,035.01, 1,182,682.70 and 469,837.19 is: 648,361.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,035.01 : 1,182,682.70 = 469,837.19 : x
  2. Step 2: Convert to fraction form
    857,035.01/1,182,682.70 = 469,837.19/x
  3. Step 3: Cross multiply
    857,035.01x = 1,182,682.70 × 469,837.19
  4. Step 4: Simplify right side
    857,035.01x = 555,668,308,167.01
  5. Step 5: Solve for x
    x = 555,668,308,167.01/857,035.01
  6. Step 6: Final answer
    x = 648,361.27

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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.