Home / 319,830.02-441,372.32-176,599.12

Finding the Fourth Proportional to 319,830.02, 441,372.32 and 176,599.12

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Solution

The fourth proportional to 319,830.02, 441,372.32 and 176,599.12 is: 243,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,830.02 : 441,372.32 = 176,599.12 : x
  2. Step 2: Convert to fraction form
    319,830.02/441,372.32 = 176,599.12/x
  3. Step 3: Cross multiply
    319,830.02x = 441,372.32 × 176,599.12
  4. Step 4: Simplify right side
    319,830.02x = 77,945,963,304.36
  5. Step 5: Solve for x
    x = 77,945,963,304.36/319,830.02
  6. Step 6: Final answer
    x = 243,710.59

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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.