Home / 916,593.12-1,265,050.53-534,619.89

Finding the Fourth Proportional to 916,593.12, 1,265,050.53 and 534,619.89

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Solution

The fourth proportional to 916,593.12, 1,265,050.53 and 534,619.89 is: 737,864.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,593.12 : 1,265,050.53 = 534,619.89 : x
  2. Step 2: Convert to fraction form
    916,593.12/1,265,050.53 = 534,619.89/x
  3. Step 3: Cross multiply
    916,593.12x = 1,265,050.53 × 534,619.89
  4. Step 4: Simplify right side
    916,593.12x = 676,321,175,193.04
  5. Step 5: Solve for x
    x = 676,321,175,193.04/916,593.12
  6. Step 6: Final answer
    x = 737,864.12

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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.