Home / 1,009,567.40-1,515,348.68-441,340.70

Finding the Fourth Proportional to 1,009,567.40, 1,515,348.68 and 441,340.70

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Solution

The fourth proportional to 1,009,567.40, 1,515,348.68 and 441,340.70 is: 662,447.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,567.40 : 1,515,348.68 = 441,340.70 : x
  2. Step 2: Convert to fraction form
    1,009,567.40/1,515,348.68 = 441,340.70/x
  3. Step 3: Cross multiply
    1,009,567.40x = 1,515,348.68 × 441,340.70
  4. Step 4: Simplify right side
    1,009,567.40x = 668,785,037,391.83
  5. Step 5: Solve for x
    x = 668,785,037,391.83/1,009,567.40
  6. Step 6: Final answer
    x = 662,447.14

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Double scale
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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.