Home / 914,965.60-1,372,539.60-382,653.28

Finding the Fourth Proportional to 914,965.60, 1,372,539.60 and 382,653.28

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Solution

The fourth proportional to 914,965.60, 1,372,539.60 and 382,653.28 is: 574,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,965.60 : 1,372,539.60 = 382,653.28 : x
  2. Step 2: Convert to fraction form
    914,965.60/1,372,539.60 = 382,653.28/x
  3. Step 3: Cross multiply
    914,965.60x = 1,372,539.60 × 382,653.28
  4. Step 4: Simplify right side
    914,965.60x = 525,206,779,869.89
  5. Step 5: Solve for x
    x = 525,206,779,869.89/914,965.60
  6. Step 6: Final answer
    x = 574,018.06

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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.