Home / 555,240.08-766,233.06-300,592.28

Finding the Fourth Proportional to 555,240.08, 766,233.06 and 300,592.28

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Solution

The fourth proportional to 555,240.08, 766,233.06 and 300,592.28 is: 414,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,240.08 : 766,233.06 = 300,592.28 : x
  2. Step 2: Convert to fraction form
    555,240.08/766,233.06 = 300,592.28/x
  3. Step 3: Cross multiply
    555,240.08x = 766,233.06 × 300,592.28
  4. Step 4: Simplify right side
    555,240.08x = 230,323,742,516.78
  5. Step 5: Solve for x
    x = 230,323,742,516.78/555,240.08
  6. Step 6: Final answer
    x = 414,818.29

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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.