Home / 1,248,056.30-1,872,232.07-406,608.05

Finding the Fourth Proportional to 1,248,056.30, 1,872,232.07 and 406,608.05

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Solution

The fourth proportional to 1,248,056.30, 1,872,232.07 and 406,608.05 is: 609,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,056.30 : 1,872,232.07 = 406,608.05 : x
  2. Step 2: Convert to fraction form
    1,248,056.30/1,872,232.07 = 406,608.05/x
  3. Step 3: Cross multiply
    1,248,056.30x = 1,872,232.07 × 406,608.05
  4. Step 4: Simplify right side
    1,248,056.30x = 761,264,633,777.70
  5. Step 5: Solve for x
    x = 761,264,633,777.70/1,248,056.30
  6. Step 6: Final answer
    x = 609,960.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.