Home / 826,363.52-1,140,384.03-458,841.45

Finding the Fourth Proportional to 826,363.52, 1,140,384.03 and 458,841.45

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Solution

The fourth proportional to 826,363.52, 1,140,384.03 and 458,841.45 is: 633,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,363.52 : 1,140,384.03 = 458,841.45 : x
  2. Step 2: Convert to fraction form
    826,363.52/1,140,384.03 = 458,841.45/x
  3. Step 3: Cross multiply
    826,363.52x = 1,140,384.03 × 458,841.45
  4. Step 4: Simplify right side
    826,363.52x = 523,255,461,882.04
  5. Step 5: Solve for x
    x = 523,255,461,882.04/826,363.52
  6. Step 6: Final answer
    x = 633,202.52

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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.