Home / 914,056.72-1,261,805.65-604,145.96

Finding the Fourth Proportional to 914,056.72, 1,261,805.65 and 604,145.96

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Solution

The fourth proportional to 914,056.72, 1,261,805.65 and 604,145.96 is: 833,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,056.72 : 1,261,805.65 = 604,145.96 : x
  2. Step 2: Convert to fraction form
    914,056.72/1,261,805.65 = 604,145.96/x
  3. Step 3: Cross multiply
    914,056.72x = 1,261,805.65 × 604,145.96
  4. Step 4: Simplify right side
    914,056.72x = 762,314,779,577.43
  5. Step 5: Solve for x
    x = 762,314,779,577.43/914,056.72
  6. Step 6: Final answer
    x = 833,990.68

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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.