Home / 554,973.12-832,122.58-217,609.58

Finding the Fourth Proportional to 554,973.12, 832,122.58 and 217,609.58

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Solution

The fourth proportional to 554,973.12, 832,122.58 and 217,609.58 is: 326,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,973.12 : 832,122.58 = 217,609.58 : x
  2. Step 2: Convert to fraction form
    554,973.12/832,122.58 = 217,609.58/x
  3. Step 3: Cross multiply
    554,973.12x = 832,122.58 × 217,609.58
  4. Step 4: Simplify right side
    554,973.12x = 181,077,845,142.32
  5. Step 5: Solve for x
    x = 181,077,845,142.32/554,973.12
  6. Step 6: Final answer
    x = 326,282.19

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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.