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Finding the Fourth Proportional to 540,551.98, 745,938.32 and 295,532.04

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Solution

The fourth proportional to 540,551.98, 745,938.32 and 295,532.04 is: 407,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,551.98 : 745,938.32 = 295,532.04 : x
  2. Step 2: Convert to fraction form
    540,551.98/745,938.32 = 295,532.04/x
  3. Step 3: Cross multiply
    540,551.98x = 745,938.32 × 295,532.04
  4. Step 4: Simplify right side
    540,551.98x = 220,448,674,743.38
  5. Step 5: Solve for x
    x = 220,448,674,743.38/540,551.98
  6. Step 6: Final answer
    x = 407,821.42

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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.