Home / 559,385.10-839,077.65-401,921.10

Finding the Fourth Proportional to 559,385.10, 839,077.65 and 401,921.10

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Solution

The fourth proportional to 559,385.10, 839,077.65 and 401,921.10 is: 602,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,385.10 : 839,077.65 = 401,921.10 : x
  2. Step 2: Convert to fraction form
    559,385.10/839,077.65 = 401,921.10/x
  3. Step 3: Cross multiply
    559,385.10x = 839,077.65 × 401,921.10
  4. Step 4: Simplify right side
    559,385.10x = 337,243,012,073.42
  5. Step 5: Solve for x
    x = 337,243,012,073.42/559,385.10
  6. Step 6: Final answer
    x = 602,881.65

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.