Home / 916,292.85-1,265,227.05-572,529.25

Finding the Fourth Proportional to 916,292.85, 1,265,227.05 and 572,529.25

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Solution

The fourth proportional to 916,292.85, 1,265,227.05 and 572,529.25 is: 790,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,292.85 : 1,265,227.05 = 572,529.25 : x
  2. Step 2: Convert to fraction form
    916,292.85/1,265,227.05 = 572,529.25/x
  3. Step 3: Cross multiply
    916,292.85x = 1,265,227.05 × 572,529.25
  4. Step 4: Simplify right side
    916,292.85x = 724,379,494,016.21
  5. Step 5: Solve for x
    x = 724,379,494,016.21/916,292.85
  6. Step 6: Final answer
    x = 790,554.56

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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.