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Finding the Fourth Proportional to 440,324.34, 607,647.54 and 249,337.68

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Solution

The fourth proportional to 440,324.34, 607,647.54 and 249,337.68 is: 344,085.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,324.34 : 607,647.54 = 249,337.68 : x
  2. Step 2: Convert to fraction form
    440,324.34/607,647.54 = 249,337.68/x
  3. Step 3: Cross multiply
    440,324.34x = 607,647.54 × 249,337.68
  4. Step 4: Simplify right side
    440,324.34x = 151,509,427,881.31
  5. Step 5: Solve for x
    x = 151,509,427,881.31/440,324.34
  6. Step 6: Final answer
    x = 344,085.97

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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.