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Finding the Fourth Proportional to 549,214.76, 757,525.48 and 504,038.52

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Solution

The fourth proportional to 549,214.76, 757,525.48 and 504,038.52 is: 695,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,214.76 : 757,525.48 = 504,038.52 : x
  2. Step 2: Convert to fraction form
    549,214.76/757,525.48 = 504,038.52/x
  3. Step 3: Cross multiply
    549,214.76x = 757,525.48 × 504,038.52
  4. Step 4: Simplify right side
    549,214.76x = 381,822,021,801.49
  5. Step 5: Solve for x
    x = 381,822,021,801.49/549,214.76
  6. Step 6: Final answer
    x = 695,214.42

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Double scale
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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.