Home / 839,710.56-1,158,145.14-581,684.88

Finding the Fourth Proportional to 839,710.56, 1,158,145.14 and 581,684.88

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Solution

The fourth proportional to 839,710.56, 1,158,145.14 and 581,684.88 is: 802,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,710.56 : 1,158,145.14 = 581,684.88 : x
  2. Step 2: Convert to fraction form
    839,710.56/1,158,145.14 = 581,684.88/x
  3. Step 3: Cross multiply
    839,710.56x = 1,158,145.14 × 581,684.88
  4. Step 4: Simplify right side
    839,710.56x = 673,675,516,783.48
  5. Step 5: Solve for x
    x = 673,675,516,783.48/839,710.56
  6. Step 6: Final answer
    x = 802,271.10

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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.