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Finding the Fourth Proportional to 539,308.04, 744,244.25 and 297,590.49

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Solution

The fourth proportional to 539,308.04, 744,244.25 and 297,590.49 is: 410,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,308.04 : 744,244.25 = 297,590.49 : x
  2. Step 2: Convert to fraction form
    539,308.04/744,244.25 = 297,590.49/x
  3. Step 3: Cross multiply
    539,308.04x = 744,244.25 × 297,590.49
  4. Step 4: Simplify right side
    539,308.04x = 221,480,009,549.23
  5. Step 5: Solve for x
    x = 221,480,009,549.23/539,308.04
  6. Step 6: Final answer
    x = 410,674.41

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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.