Home / 537,730.02-742,084.20-292,731.18

Finding the Fourth Proportional to 537,730.02, 742,084.20 and 292,731.18

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Solution

The fourth proportional to 537,730.02, 742,084.20 and 292,731.18 is: 403,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,730.02 : 742,084.20 = 292,731.18 : x
  2. Step 2: Convert to fraction form
    537,730.02/742,084.20 = 292,731.18/x
  3. Step 3: Cross multiply
    537,730.02x = 742,084.20 × 292,731.18
  4. Step 4: Simplify right side
    537,730.02x = 217,231,183,525.36
  5. Step 5: Solve for x
    x = 217,231,183,525.36/537,730.02
  6. Step 6: Final answer
    x = 403,978.16

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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.