Home / 838,069.95-1,156,560.75-456,120.93

Finding the Fourth Proportional to 838,069.95, 1,156,560.75 and 456,120.93

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Solution

The fourth proportional to 838,069.95, 1,156,560.75 and 456,120.93 is: 629,460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,069.95 : 1,156,560.75 = 456,120.93 : x
  2. Step 2: Convert to fraction form
    838,069.95/1,156,560.75 = 456,120.93/x
  3. Step 3: Cross multiply
    838,069.95x = 1,156,560.75 × 456,120.93
  4. Step 4: Simplify right side
    838,069.95x = 527,531,564,891.50
  5. Step 5: Solve for x
    x = 527,531,564,891.50/838,069.95
  6. Step 6: Final answer
    x = 629,460.06

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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.