Home / 838,184.09-1,156,693.16-456,209.96

Finding the Fourth Proportional to 838,184.09, 1,156,693.16 and 456,209.96

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Solution

The fourth proportional to 838,184.09, 1,156,693.16 and 456,209.96 is: 629,569.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,184.09 : 1,156,693.16 = 456,209.96 : x
  2. Step 2: Convert to fraction form
    838,184.09/1,156,693.16 = 456,209.96/x
  3. Step 3: Cross multiply
    838,184.09x = 1,156,693.16 × 456,209.96
  4. Step 4: Simplify right side
    838,184.09x = 527,694,935,612.93
  5. Step 5: Solve for x
    x = 527,694,935,612.93/838,184.09
  6. Step 6: Final answer
    x = 629,569.26

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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.