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Finding the Fourth Proportional to 692,853.16, 956,218.03 and 576,360.84

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Solution

The fourth proportional to 692,853.16, 956,218.03 and 576,360.84 is: 795,445.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,853.16 : 956,218.03 = 576,360.84 : x
  2. Step 2: Convert to fraction form
    692,853.16/956,218.03 = 576,360.84/x
  3. Step 3: Cross multiply
    692,853.16x = 956,218.03 × 576,360.84
  4. Step 4: Simplify right side
    692,853.16x = 551,126,626,993.95
  5. Step 5: Solve for x
    x = 551,126,626,993.95/692,853.16
  6. Step 6: Final answer
    x = 795,445.07

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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.