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Finding the Fourth Proportional to 519,333.74, 716,677.82 and 301,595.95

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Solution

The fourth proportional to 519,333.74, 716,677.82 and 301,595.95 is: 416,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,333.74 : 716,677.82 = 301,595.95 : x
  2. Step 2: Convert to fraction form
    519,333.74/716,677.82 = 301,595.95/x
  3. Step 3: Cross multiply
    519,333.74x = 716,677.82 × 301,595.95
  4. Step 4: Simplify right side
    519,333.74x = 216,147,125,621.79
  5. Step 5: Solve for x
    x = 216,147,125,621.79/519,333.74
  6. Step 6: Final answer
    x = 416,200.82

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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.