Home / 319,589.17-441,020.16-176,347.35

Finding the Fourth Proportional to 319,589.17, 441,020.16 and 176,347.35

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Solution

The fourth proportional to 319,589.17, 441,020.16 and 176,347.35 is: 243,352.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,589.17 : 441,020.16 = 176,347.35 : x
  2. Step 2: Convert to fraction form
    319,589.17/441,020.16 = 176,347.35/x
  3. Step 3: Cross multiply
    319,589.17x = 441,020.16 × 176,347.35
  4. Step 4: Simplify right side
    319,589.17x = 77,772,736,512.58
  5. Step 5: Solve for x
    x = 77,772,736,512.58/319,589.17
  6. Step 6: Final answer
    x = 243,352.23

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1.5x scale

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.