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Finding the Fourth Proportional to 1,113,662, 1,536,854.64 and 604,364.48

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Solution

The fourth proportional to 1,113,662, 1,536,854.64 and 604,364.48 is: 834,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,662 : 1,536,854.64 = 604,364.48 : x
  2. Step 2: Convert to fraction form
    1,113,662/1,536,854.64 = 604,364.48/x
  3. Step 3: Cross multiply
    1,113,662x = 1,536,854.64 × 604,364.48
  4. Step 4: Simplify right side
    1,113,662x = 928,820,355,339.19
  5. Step 5: Solve for x
    x = 928,820,355,339.19/1,113,662
  6. Step 6: Final answer
    x = 834,023.57

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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.