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Finding the Fourth Proportional to 922,296.42, 1,272,776.58 and 514,384.74

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Solution

The fourth proportional to 922,296.42, 1,272,776.58 and 514,384.74 is: 709,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,296.42 : 1,272,776.58 = 514,384.74 : x
  2. Step 2: Convert to fraction form
    922,296.42/1,272,776.58 = 514,384.74/x
  3. Step 3: Cross multiply
    922,296.42x = 1,272,776.58 × 514,384.74
  4. Step 4: Simplify right side
    922,296.42x = 654,696,850,181.39
  5. Step 5: Solve for x
    x = 654,696,850,181.39/922,296.42
  6. Step 6: Final answer
    x = 709,855.14

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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.