Home / 838,064.07-1,156,506.26-456,082.65

Finding the Fourth Proportional to 838,064.07, 1,156,506.26 and 456,082.65

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Solution

The fourth proportional to 838,064.07, 1,156,506.26 and 456,082.65 is: 629,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,064.07 : 1,156,506.26 = 456,082.65 : x
  2. Step 2: Convert to fraction form
    838,064.07/1,156,506.26 = 456,082.65/x
  3. Step 3: Cross multiply
    838,064.07x = 1,156,506.26 × 456,082.65
  4. Step 4: Simplify right side
    838,064.07x = 527,462,437,521.98
  5. Step 5: Solve for x
    x = 527,462,437,521.98/838,064.07
  6. Step 6: Final answer
    x = 629,382.00

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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.