Home / 410,748.03-616,089.65-130,267.71

Finding the Fourth Proportional to 410,748.03, 616,089.65 and 130,267.71

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Solution

The fourth proportional to 410,748.03, 616,089.65 and 130,267.71 is: 195,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,748.03 : 616,089.65 = 130,267.71 : x
  2. Step 2: Convert to fraction form
    410,748.03/616,089.65 = 130,267.71/x
  3. Step 3: Cross multiply
    410,748.03x = 616,089.65 × 130,267.71
  4. Step 4: Simplify right side
    410,748.03x = 80,256,587,208.86
  5. Step 5: Solve for x
    x = 80,256,587,208.86/410,748.03
  6. Step 6: Final answer
    x = 195,391.29

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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.