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Finding the Fourth Proportional to 432,809.95, 597,278.30 and 249,044.87

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Solution

The fourth proportional to 432,809.95, 597,278.30 and 249,044.87 is: 343,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,809.95 : 597,278.30 = 249,044.87 : x
  2. Step 2: Convert to fraction form
    432,809.95/597,278.30 = 249,044.87/x
  3. Step 3: Cross multiply
    432,809.95x = 597,278.30 × 249,044.87
  4. Step 4: Simplify right side
    432,809.95x = 148,749,095,077.22
  5. Step 5: Solve for x
    x = 148,749,095,077.22/432,809.95
  6. Step 6: Final answer
    x = 343,682.25

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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.