Home / 926,908.80-1,389,326.40-527,740.80

Finding the Fourth Proportional to 926,908.80, 1,389,326.40 and 527,740.80

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Solution

The fourth proportional to 926,908.80, 1,389,326.40 and 527,740.80 is: 791,020.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,908.80 : 1,389,326.40 = 527,740.80 : x
  2. Step 2: Convert to fraction form
    926,908.80/1,389,326.40 = 527,740.80/x
  3. Step 3: Cross multiply
    926,908.80x = 1,389,326.40 × 527,740.80
  4. Step 4: Simplify right side
    926,908.80x = 733,204,225,797.12
  5. Step 5: Solve for x
    x = 733,204,225,797.12/926,908.80
  6. Step 6: Final answer
    x = 791,020.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.