Home / 883,543.83-1,219,258.47-539,954.58

Finding the Fourth Proportional to 883,543.83, 1,219,258.47 and 539,954.58

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Solution

The fourth proportional to 883,543.83, 1,219,258.47 and 539,954.58 is: 745,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,543.83 : 1,219,258.47 = 539,954.58 : x
  2. Step 2: Convert to fraction form
    883,543.83/1,219,258.47 = 539,954.58/x
  3. Step 3: Cross multiply
    883,543.83x = 1,219,258.47 × 539,954.58
  4. Step 4: Simplify right side
    883,543.83x = 658,344,195,080.29
  5. Step 5: Solve for x
    x = 658,344,195,080.29/883,543.83
  6. Step 6: Final answer
    x = 745,117.76

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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.