Home / 883,458.59-1,219,139.64-539,869.05

Finding the Fourth Proportional to 883,458.59, 1,219,139.64 and 539,869.05

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Solution

The fourth proportional to 883,458.59, 1,219,139.64 and 539,869.05 is: 744,999.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,458.59 : 1,219,139.64 = 539,869.05 : x
  2. Step 2: Convert to fraction form
    883,458.59/1,219,139.64 = 539,869.05/x
  3. Step 3: Cross multiply
    883,458.59x = 1,219,139.64 × 539,869.05
  4. Step 4: Simplify right side
    883,458.59x = 658,175,759,264.14
  5. Step 5: Solve for x
    x = 658,175,759,264.14/883,458.59
  6. Step 6: Final answer
    x = 744,999.00

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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.