Home / 916,589.61-1,265,045.71-534,616.39

Finding the Fourth Proportional to 916,589.61, 1,265,045.71 and 534,616.39

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Solution

The fourth proportional to 916,589.61, 1,265,045.71 and 534,616.39 is: 737,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,589.61 : 1,265,045.71 = 534,616.39 : x
  2. Step 2: Convert to fraction form
    916,589.61/1,265,045.71 = 534,616.39/x
  3. Step 3: Cross multiply
    916,589.61x = 1,265,045.71 × 534,616.39
  4. Step 4: Simplify right side
    916,589.61x = 676,314,170,665.19
  5. Step 5: Solve for x
    x = 676,314,170,665.19/916,589.61
  6. Step 6: Final answer
    x = 737,859.30

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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.