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Finding the Fourth Proportional to 549,829.52, 758,783.42 and 524,635.28

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Solution

The fourth proportional to 549,829.52, 758,783.42 and 524,635.28 is: 724,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,829.52 : 758,783.42 = 524,635.28 : x
  2. Step 2: Convert to fraction form
    549,829.52/758,783.42 = 524,635.28/x
  3. Step 3: Cross multiply
    549,829.52x = 758,783.42 × 524,635.28
  4. Step 4: Simplify right side
    549,829.52x = 398,084,552,011.06
  5. Step 5: Solve for x
    x = 398,084,552,011.06/549,829.52
  6. Step 6: Final answer
    x = 724,014.51

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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.