Home / 856,187.82-1,181,547.86-516,590.46

Finding the Fourth Proportional to 856,187.82, 1,181,547.86 and 516,590.46

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Solution

The fourth proportional to 856,187.82, 1,181,547.86 and 516,590.46 is: 712,900.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,187.82 : 1,181,547.86 = 516,590.46 : x
  2. Step 2: Convert to fraction form
    856,187.82/1,181,547.86 = 516,590.46/x
  3. Step 3: Cross multiply
    856,187.82x = 1,181,547.86 × 516,590.46
  4. Step 4: Simplify right side
    856,187.82x = 610,376,349,926.46
  5. Step 5: Solve for x
    x = 610,376,349,926.46/856,187.82
  6. Step 6: Final answer
    x = 712,900.06

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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.