Home / 954,971.51-1,318,047.89-547,346.52

Finding the Fourth Proportional to 954,971.51, 1,318,047.89 and 547,346.52

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Solution

The fourth proportional to 954,971.51, 1,318,047.89 and 547,346.52 is: 755,445.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,971.51 : 1,318,047.89 = 547,346.52 : x
  2. Step 2: Convert to fraction form
    954,971.51/1,318,047.89 = 547,346.52/x
  3. Step 3: Cross multiply
    954,971.51x = 1,318,047.89 × 547,346.52
  4. Step 4: Simplify right side
    954,971.51x = 721,428,923,048.11
  5. Step 5: Solve for x
    x = 721,428,923,048.11/954,971.51
  6. Step 6: Final answer
    x = 755,445.50

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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.