Home / 1,331,504.71-1,997,271.64-384,883.63

Finding the Fourth Proportional to 1,331,504.71, 1,997,271.64 and 384,883.63

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Solution

The fourth proportional to 1,331,504.71, 1,997,271.64 and 384,883.63 is: 577,329.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,504.71 : 1,997,271.64 = 384,883.63 : x
  2. Step 2: Convert to fraction form
    1,331,504.71/1,997,271.64 = 384,883.63/x
  3. Step 3: Cross multiply
    1,331,504.71x = 1,997,271.64 × 384,883.63
  4. Step 4: Simplify right side
    1,331,504.71x = 768,717,158,899.25
  5. Step 5: Solve for x
    x = 768,717,158,899.25/1,331,504.71
  6. Step 6: Final answer
    x = 577,329.66

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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.