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Finding the Fourth Proportional to 440,597.70, 608,022.70 and 249,610.64

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Solution

The fourth proportional to 440,597.70, 608,022.70 and 249,610.64 is: 344,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,597.70 : 608,022.70 = 249,610.64 : x
  2. Step 2: Convert to fraction form
    440,597.70/608,022.70 = 249,610.64/x
  3. Step 3: Cross multiply
    440,597.70x = 608,022.70 × 249,610.64
  4. Step 4: Simplify right side
    440,597.70x = 151,768,935,281.53
  5. Step 5: Solve for x
    x = 151,768,935,281.53/440,597.70
  6. Step 6: Final answer
    x = 344,461.48

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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.