Home / 857,699.47-1,184,377.71-535,959.37

Finding the Fourth Proportional to 857,699.47, 1,184,377.71 and 535,959.37

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Solution

The fourth proportional to 857,699.47, 1,184,377.71 and 535,959.37 is: 740,094.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,699.47 : 1,184,377.71 = 535,959.37 : x
  2. Step 2: Convert to fraction form
    857,699.47/1,184,377.71 = 535,959.37/x
  3. Step 3: Cross multiply
    857,699.47x = 1,184,377.71 × 535,959.37
  4. Step 4: Simplify right side
    857,699.47x = 634,778,331,293.64
  5. Step 5: Solve for x
    x = 634,778,331,293.64/857,699.47
  6. Step 6: Final answer
    x = 740,094.12

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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.