Home / 850,053.06-1,173,027.94-487,459.39

Finding the Fourth Proportional to 850,053.06, 1,173,027.94 and 487,459.39

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Solution

The fourth proportional to 850,053.06, 1,173,027.94 and 487,459.39 is: 672,667.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,053.06 : 1,173,027.94 = 487,459.39 : x
  2. Step 2: Convert to fraction form
    850,053.06/1,173,027.94 = 487,459.39/x
  3. Step 3: Cross multiply
    850,053.06x = 1,173,027.94 × 487,459.39
  4. Step 4: Simplify right side
    850,053.06x = 571,803,484,085.36
  5. Step 5: Solve for x
    x = 571,803,484,085.36/850,053.06
  6. Step 6: Final answer
    x = 672,667.99

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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.