Home / 319,063.59-440,327.34-175,823.60

Finding the Fourth Proportional to 319,063.59, 440,327.34 and 175,823.60

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Solution

The fourth proportional to 319,063.59, 440,327.34 and 175,823.60 is: 242,647.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,063.59 : 440,327.34 = 175,823.60 : x
  2. Step 2: Convert to fraction form
    319,063.59/440,327.34 = 175,823.60/x
  3. Step 3: Cross multiply
    319,063.59x = 440,327.34 × 175,823.60
  4. Step 4: Simplify right side
    319,063.59x = 77,419,935,895.59
  5. Step 5: Solve for x
    x = 77,419,935,895.59/319,063.59
  6. Step 6: Final answer
    x = 242,647.35

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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.