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Finding the Fourth Proportional to 584,031.17, 805,962.93 and 315,759.17

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Solution

The fourth proportional to 584,031.17, 805,962.93 and 315,759.17 is: 435,747.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,031.17 : 805,962.93 = 315,759.17 : x
  2. Step 2: Convert to fraction form
    584,031.17/805,962.93 = 315,759.17/x
  3. Step 3: Cross multiply
    584,031.17x = 805,962.93 × 315,759.17
  4. Step 4: Simplify right side
    584,031.17x = 254,490,185,827.57
  5. Step 5: Solve for x
    x = 254,490,185,827.57/584,031.17
  6. Step 6: Final answer
    x = 435,747.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.