Home / 838,170.04-1,156,674.72-456,199.60

Finding the Fourth Proportional to 838,170.04, 1,156,674.72 and 456,199.60

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Solution

The fourth proportional to 838,170.04, 1,156,674.72 and 456,199.60 is: 629,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,170.04 : 1,156,674.72 = 456,199.60 : x
  2. Step 2: Convert to fraction form
    838,170.04/1,156,674.72 = 456,199.60/x
  3. Step 3: Cross multiply
    838,170.04x = 1,156,674.72 × 456,199.60
  4. Step 4: Simplify right side
    838,170.04x = 527,674,544,594.11
  5. Step 5: Solve for x
    x = 527,674,544,594.11/838,170.04
  6. Step 6: Final answer
    x = 629,555.48

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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.