Home / 530,024.78-731,453.59-294,285.32

Finding the Fourth Proportional to 530,024.78, 731,453.59 and 294,285.32

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Solution

The fourth proportional to 530,024.78, 731,453.59 and 294,285.32 is: 406,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,024.78 : 731,453.59 = 294,285.32 : x
  2. Step 2: Convert to fraction form
    530,024.78/731,453.59 = 294,285.32/x
  3. Step 3: Cross multiply
    530,024.78x = 731,453.59 × 294,285.32
  4. Step 4: Simplify right side
    530,024.78x = 215,256,053,251.84
  5. Step 5: Solve for x
    x = 215,256,053,251.84/530,024.78
  6. Step 6: Final answer
    x = 406,124.51

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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.