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Finding the Fourth Proportional to 440,651.60, 608,097.60 and 249,701.48

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Solution

The fourth proportional to 440,651.60, 608,097.60 and 249,701.48 is: 344,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,651.60 : 608,097.60 = 249,701.48 : x
  2. Step 2: Convert to fraction form
    440,651.60/608,097.60 = 249,701.48/x
  3. Step 3: Cross multiply
    440,651.60x = 608,097.60 × 249,701.48
  4. Step 4: Simplify right side
    440,651.60x = 151,842,870,704.45
  5. Step 5: Solve for x
    x = 151,842,870,704.45/440,651.60
  6. Step 6: Final answer
    x = 344,587.13

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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.