Home / 588,577.17-812,483.15-397,848.90

Finding the Fourth Proportional to 588,577.17, 812,483.15 and 397,848.90

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Solution

The fourth proportional to 588,577.17, 812,483.15 and 397,848.90 is: 549,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,577.17 : 812,483.15 = 397,848.90 : x
  2. Step 2: Convert to fraction form
    588,577.17/812,483.15 = 397,848.90/x
  3. Step 3: Cross multiply
    588,577.17x = 812,483.15 × 397,848.90
  4. Step 4: Simplify right side
    588,577.17x = 323,245,525,506.79
  5. Step 5: Solve for x
    x = 323,245,525,506.79/588,577.17
  6. Step 6: Final answer
    x = 549,198.21

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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.