Home / 946,017.90-1,305,508.32-516,307.50

Finding the Fourth Proportional to 946,017.90, 1,305,508.32 and 516,307.50

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Solution

The fourth proportional to 946,017.90, 1,305,508.32 and 516,307.50 is: 712,506.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,017.90 : 1,305,508.32 = 516,307.50 : x
  2. Step 2: Convert to fraction form
    946,017.90/1,305,508.32 = 516,307.50/x
  3. Step 3: Cross multiply
    946,017.90x = 1,305,508.32 × 516,307.50
  4. Step 4: Simplify right side
    946,017.90x = 674,043,736,928.40
  5. Step 5: Solve for x
    x = 674,043,736,928.40/946,017.90
  6. Step 6: Final answer
    x = 712,506.32

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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.