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Finding the Fourth Proportional to 707,684.99, 976,646.25 and 532,942.34

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Solution

The fourth proportional to 707,684.99, 976,646.25 and 532,942.34 is: 735,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,684.99 : 976,646.25 = 532,942.34 : x
  2. Step 2: Convert to fraction form
    707,684.99/976,646.25 = 532,942.34/x
  3. Step 3: Cross multiply
    707,684.99x = 976,646.25 × 532,942.34
  4. Step 4: Simplify right side
    707,684.99x = 520,496,132,943.99
  5. Step 5: Solve for x
    x = 520,496,132,943.99/707,684.99
  6. Step 6: Final answer
    x = 735,491.28

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Double scale
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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.