Home / 859,345.56-1,185,904.98-472,169.07

Finding the Fourth Proportional to 859,345.56, 1,185,904.98 and 472,169.07

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Solution

The fourth proportional to 859,345.56, 1,185,904.98 and 472,169.07 is: 651,597.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,345.56 : 1,185,904.98 = 472,169.07 : x
  2. Step 2: Convert to fraction form
    859,345.56/1,185,904.98 = 472,169.07/x
  3. Step 3: Cross multiply
    859,345.56x = 1,185,904.98 × 472,169.07
  4. Step 4: Simplify right side
    859,345.56x = 559,947,651,514.97
  5. Step 5: Solve for x
    x = 559,947,651,514.97/859,345.56
  6. Step 6: Final answer
    x = 651,597.77

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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.