Home / 885,618.54-1,222,167.69-483,210.54

Finding the Fourth Proportional to 885,618.54, 1,222,167.69 and 483,210.54

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Solution

The fourth proportional to 885,618.54, 1,222,167.69 and 483,210.54 is: 666,838.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,618.54 : 1,222,167.69 = 483,210.54 : x
  2. Step 2: Convert to fraction form
    885,618.54/1,222,167.69 = 483,210.54/x
  3. Step 3: Cross multiply
    885,618.54x = 1,222,167.69 × 483,210.54
  4. Step 4: Simplify right side
    885,618.54x = 590,564,309,455.45
  5. Step 5: Solve for x
    x = 590,564,309,455.45/885,618.54
  6. Step 6: Final answer
    x = 666,838.24

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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.