Home / 965,043.77-1,447,576.05-291,130.92

Finding the Fourth Proportional to 965,043.77, 1,447,576.05 and 291,130.92

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Solution

The fourth proportional to 965,043.77, 1,447,576.05 and 291,130.92 is: 436,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,043.77 : 1,447,576.05 = 291,130.92 : x
  2. Step 2: Convert to fraction form
    965,043.77/1,447,576.05 = 291,130.92/x
  3. Step 3: Cross multiply
    965,043.77x = 1,447,576.05 × 291,130.92
  4. Step 4: Simplify right side
    965,043.77x = 421,434,142,869.80
  5. Step 5: Solve for x
    x = 421,434,142,869.80/965,043.77
  6. Step 6: Final answer
    x = 436,699.51

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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.