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Finding the Fourth Proportional to 553,824.41, 832,470.69 and 365,495.03

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Solution

The fourth proportional to 553,824.41, 832,470.69 and 365,495.03 is: 549,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,824.41 : 832,470.69 = 365,495.03 : x
  2. Step 2: Convert to fraction form
    553,824.41/832,470.69 = 365,495.03/x
  3. Step 3: Cross multiply
    553,824.41x = 832,470.69 × 365,495.03
  4. Step 4: Simplify right side
    553,824.41x = 304,263,895,653.32
  5. Step 5: Solve for x
    x = 304,263,895,653.32/553,824.41
  6. Step 6: Final answer
    x = 549,386.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.