Home / 319,677.83-441,154.49-176,436.85

Finding the Fourth Proportional to 319,677.83, 441,154.49 and 176,436.85

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Solution

The fourth proportional to 319,677.83, 441,154.49 and 176,436.85 is: 243,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,677.83 : 441,154.49 = 176,436.85 : x
  2. Step 2: Convert to fraction form
    319,677.83/441,154.49 = 176,436.85/x
  3. Step 3: Cross multiply
    319,677.83x = 441,154.49 × 176,436.85
  4. Step 4: Simplify right side
    319,677.83x = 77,835,907,917.16
  5. Step 5: Solve for x
    x = 77,835,907,917.16/319,677.83
  6. Step 6: Final answer
    x = 243,482.34

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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.