Home / 829,684.01-1,144,985.47-467,120.95

Finding the Fourth Proportional to 829,684.01, 1,144,985.47 and 467,120.95

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Solution

The fourth proportional to 829,684.01, 1,144,985.47 and 467,120.95 is: 644,639.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,684.01 : 1,144,985.47 = 467,120.95 : x
  2. Step 2: Convert to fraction form
    829,684.01/1,144,985.47 = 467,120.95/x
  3. Step 3: Cross multiply
    829,684.01x = 1,144,985.47 × 467,120.95
  4. Step 4: Simplify right side
    829,684.01x = 534,846,702,300.16
  5. Step 5: Solve for x
    x = 534,846,702,300.16/829,684.01
  6. Step 6: Final answer
    x = 644,639.04

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1.5x scale

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.