Home / 841,300.96-1,160,111.44-554,454.08

Finding the Fourth Proportional to 841,300.96, 1,160,111.44 and 554,454.08

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Solution

The fourth proportional to 841,300.96, 1,160,111.44 and 554,454.08 is: 764,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,300.96 : 1,160,111.44 = 554,454.08 : x
  2. Step 2: Convert to fraction form
    841,300.96/1,160,111.44 = 554,454.08/x
  3. Step 3: Cross multiply
    841,300.96x = 1,160,111.44 × 554,454.08
  4. Step 4: Simplify right side
    841,300.96x = 643,228,521,162.68
  5. Step 5: Solve for x
    x = 643,228,521,162.68/841,300.96
  6. Step 6: Final answer
    x = 764,564.11

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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.