Home / 883,607.91-1,219,346.94-540,018.60

Finding the Fourth Proportional to 883,607.91, 1,219,346.94 and 540,018.60

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Solution

The fourth proportional to 883,607.91, 1,219,346.94 and 540,018.60 is: 745,206.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,607.91 : 1,219,346.94 = 540,018.60 : x
  2. Step 2: Convert to fraction form
    883,607.91/1,219,346.94 = 540,018.60/x
  3. Step 3: Cross multiply
    883,607.91x = 1,219,346.94 × 540,018.60
  4. Step 4: Simplify right side
    883,607.91x = 658,470,027,453.08
  5. Step 5: Solve for x
    x = 658,470,027,453.08/883,607.91
  6. Step 6: Final answer
    x = 745,206.13

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Double scale
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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.