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Finding the Fourth Proportional to 537,303.74, 741,449.87 and 295,547.28

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Solution

The fourth proportional to 537,303.74, 741,449.87 and 295,547.28 is: 407,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,303.74 : 741,449.87 = 295,547.28 : x
  2. Step 2: Convert to fraction form
    537,303.74/741,449.87 = 295,547.28/x
  3. Step 3: Cross multiply
    537,303.74x = 741,449.87 × 295,547.28
  4. Step 4: Simplify right side
    537,303.74x = 219,133,492,334.85
  5. Step 5: Solve for x
    x = 219,133,492,334.85/537,303.74
  6. Step 6: Final answer
    x = 407,839.13

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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.