Home / 913,344.48-1,370,689.68-433,573.92

Finding the Fourth Proportional to 913,344.48, 1,370,689.68 and 433,573.92

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Solution

The fourth proportional to 913,344.48, 1,370,689.68 and 433,573.92 is: 650,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,344.48 : 1,370,689.68 = 433,573.92 : x
  2. Step 2: Convert to fraction form
    913,344.48/1,370,689.68 = 433,573.92/x
  3. Step 3: Cross multiply
    913,344.48x = 1,370,689.68 × 433,573.92
  4. Step 4: Simplify right side
    913,344.48x = 594,295,297,661.15
  5. Step 5: Solve for x
    x = 594,295,297,661.15/913,344.48
  6. Step 6: Final answer
    x = 650,680.34

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.