Home / 319,990.02-441,577.76-176,746.98

Finding the Fourth Proportional to 319,990.02, 441,577.76 and 176,746.98

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Solution

The fourth proportional to 319,990.02, 441,577.76 and 176,746.98 is: 243,906.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,990.02 : 441,577.76 = 176,746.98 : x
  2. Step 2: Convert to fraction form
    319,990.02/441,577.76 = 176,746.98/x
  3. Step 3: Cross multiply
    319,990.02x = 441,577.76 × 176,746.98
  4. Step 4: Simplify right side
    319,990.02x = 78,047,535,515.16
  5. Step 5: Solve for x
    x = 78,047,535,515.16/319,990.02
  6. Step 6: Final answer
    x = 243,906.16

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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.