Home / 885,814.12-1,326,723.54-411,501.34

Finding the Fourth Proportional to 885,814.12, 1,326,723.54 and 411,501.34

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Solution

The fourth proportional to 885,814.12, 1,326,723.54 and 411,501.34 is: 616,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,814.12 : 1,326,723.54 = 411,501.34 : x
  2. Step 2: Convert to fraction form
    885,814.12/1,326,723.54 = 411,501.34/x
  3. Step 3: Cross multiply
    885,814.12x = 1,326,723.54 × 411,501.34
  4. Step 4: Simplify right side
    885,814.12x = 545,948,514,519.54
  5. Step 5: Solve for x
    x = 545,948,514,519.54/885,814.12
  6. Step 6: Final answer
    x = 616,324.01

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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.