Home / 824,763.63-1,138,187.58-462,268.38

Finding the Fourth Proportional to 824,763.63, 1,138,187.58 and 462,268.38

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Solution

The fourth proportional to 824,763.63, 1,138,187.58 and 462,268.38 is: 637,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,763.63 : 1,138,187.58 = 462,268.38 : x
  2. Step 2: Convert to fraction form
    824,763.63/1,138,187.58 = 462,268.38/x
  3. Step 3: Cross multiply
    824,763.63x = 1,138,187.58 × 462,268.38
  4. Step 4: Simplify right side
    824,763.63x = 526,148,128,742.72
  5. Step 5: Solve for x
    x = 526,148,128,742.72/824,763.63
  6. Step 6: Final answer
    x = 637,938.08

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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.