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Finding the Fourth Proportional to 585,663.02, 806,538.73 and 549,168.82

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Solution

The fourth proportional to 585,663.02, 806,538.73 and 549,168.82 is: 756,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,663.02 : 806,538.73 = 549,168.82 : x
  2. Step 2: Convert to fraction form
    585,663.02/806,538.73 = 549,168.82/x
  3. Step 3: Cross multiply
    585,663.02x = 806,538.73 × 549,168.82
  4. Step 4: Simplify right side
    585,663.02x = 442,925,922,638.40
  5. Step 5: Solve for x
    x = 442,925,922,638.40/585,663.02
  6. Step 6: Final answer
    x = 756,281.18

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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.