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Finding the Fourth Proportional to 692,852.16, 956,216.65 and 576,359.84

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Solution

The fourth proportional to 692,852.16, 956,216.65 and 576,359.84 is: 795,443.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,852.16 : 956,216.65 = 576,359.84 : x
  2. Step 2: Convert to fraction form
    692,852.16/956,216.65 = 576,359.84/x
  3. Step 3: Cross multiply
    692,852.16x = 956,216.65 × 576,359.84
  4. Step 4: Simplify right side
    692,852.16x = 551,124,876,348.98
  5. Step 5: Solve for x
    x = 551,124,876,348.98/692,852.16
  6. Step 6: Final answer
    x = 795,443.69

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1.5x scale

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.