Home / 760,258.76-1,048,735.91-488,021.00

Finding the Fourth Proportional to 760,258.76, 1,048,735.91 and 488,021.00

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Solution

The fourth proportional to 760,258.76, 1,048,735.91 and 488,021.00 is: 673,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,258.76 : 1,048,735.91 = 488,021.00 : x
  2. Step 2: Convert to fraction form
    760,258.76/1,048,735.91 = 488,021.00/x
  3. Step 3: Cross multiply
    760,258.76x = 1,048,735.91 × 488,021.00
  4. Step 4: Simplify right side
    760,258.76x = 511,805,146,664.50
  5. Step 5: Solve for x
    x = 511,805,146,664.50/760,258.76
  6. Step 6: Final answer
    x = 673,198.62

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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.