Home / 966,561.12-1,333,391.52-680,240.16

Finding the Fourth Proportional to 966,561.12, 1,333,391.52 and 680,240.16

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Solution

The fourth proportional to 966,561.12, 1,333,391.52 and 680,240.16 is: 938,405.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,561.12 : 1,333,391.52 = 680,240.16 : x
  2. Step 2: Convert to fraction form
    966,561.12/1,333,391.52 = 680,240.16/x
  3. Step 3: Cross multiply
    966,561.12x = 1,333,391.52 × 680,240.16
  4. Step 4: Simplify right side
    966,561.12x = 907,026,460,907.44
  5. Step 5: Solve for x
    x = 907,026,460,907.44/966,561.12
  6. Step 6: Final answer
    x = 938,405.70

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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.