Home / 756,030.30-1,043,310.15-416,510.70

Finding the Fourth Proportional to 756,030.30, 1,043,310.15 and 416,510.70

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Solution

The fourth proportional to 756,030.30, 1,043,310.15 and 416,510.70 is: 574,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,030.30 : 1,043,310.15 = 416,510.70 : x
  2. Step 2: Convert to fraction form
    756,030.30/1,043,310.15 = 416,510.70/x
  3. Step 3: Cross multiply
    756,030.30x = 1,043,310.15 × 416,510.70
  4. Step 4: Simplify right side
    756,030.30x = 434,549,840,893.61
  5. Step 5: Solve for x
    x = 434,549,840,893.61/756,030.30
  6. Step 6: Final answer
    x = 574,778.34

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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.