Home / 702,877.47-1,054,306.88-170,403.31

Finding the Fourth Proportional to 702,877.47, 1,054,306.88 and 170,403.31

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Solution

The fourth proportional to 702,877.47, 1,054,306.88 and 170,403.31 is: 255,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,877.47 : 1,054,306.88 = 170,403.31 : x
  2. Step 2: Convert to fraction form
    702,877.47/1,054,306.88 = 170,403.31/x
  3. Step 3: Cross multiply
    702,877.47x = 1,054,306.88 × 170,403.31
  4. Step 4: Simplify right side
    702,877.47x = 179,657,382,107.77
  5. Step 5: Solve for x
    x = 179,657,382,107.77/702,877.47
  6. Step 6: Final answer
    x = 255,602.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.