Home / 956,653.36-1,320,154.32-521,060.96

Finding the Fourth Proportional to 956,653.36, 1,320,154.32 and 521,060.96

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Solution

The fourth proportional to 956,653.36, 1,320,154.32 and 521,060.96 is: 719,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,653.36 : 1,320,154.32 = 521,060.96 : x
  2. Step 2: Convert to fraction form
    956,653.36/1,320,154.32 = 521,060.96/x
  3. Step 3: Cross multiply
    956,653.36x = 1,320,154.32 × 521,060.96
  4. Step 4: Simplify right side
    956,653.36x = 687,880,877,327.35
  5. Step 5: Solve for x
    x = 687,880,877,327.35/956,653.36
  6. Step 6: Final answer
    x = 719,049.25

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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.