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Finding the Fourth Proportional to 692,547.57, 956,113.27 and 527,911.63

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Solution

The fourth proportional to 692,547.57, 956,113.27 and 527,911.63 is: 728,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,547.57 : 956,113.27 = 527,911.63 : x
  2. Step 2: Convert to fraction form
    692,547.57/956,113.27 = 527,911.63/x
  3. Step 3: Cross multiply
    692,547.57x = 956,113.27 × 527,911.63
  4. Step 4: Simplify right side
    692,547.57x = 504,743,311,120.27
  5. Step 5: Solve for x
    x = 504,743,311,120.27/692,547.57
  6. Step 6: Final answer
    x = 728,821.14

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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.