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Finding the Fourth Proportional to 692,937.59, 956,226.87 and 434,953.13

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Solution

The fourth proportional to 692,937.59, 956,226.87 and 434,953.13 is: 600,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,937.59 : 956,226.87 = 434,953.13 : x
  2. Step 2: Convert to fraction form
    692,937.59/956,226.87 = 434,953.13/x
  3. Step 3: Cross multiply
    692,937.59x = 956,226.87 × 434,953.13
  4. Step 4: Simplify right side
    692,937.59x = 415,913,865,315.47
  5. Step 5: Solve for x
    x = 415,913,865,315.47/692,937.59
  6. Step 6: Final answer
    x = 600,218.37

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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.