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Finding the Fourth Proportional to 732,409.30, 1,026,772.70 and 732,409.30

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Solution

The fourth proportional to 732,409.30, 1,026,772.70 and 732,409.30 is: 1,026,772.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,409.30 : 1,026,772.70 = 732,409.30 : x
  2. Step 2: Convert to fraction form
    732,409.30/1,026,772.70 = 732,409.30/x
  3. Step 3: Cross multiply
    732,409.30x = 1,026,772.70 × 732,409.30
  4. Step 4: Simplify right side
    732,409.30x = 752,017,874,466.11
  5. Step 5: Solve for x
    x = 752,017,874,466.11/732,409.30
  6. Step 6: Final answer
    x = 1,026,772.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.