Home / 965,140.30-1,446,726.30-565,575.40

Finding the Fourth Proportional to 965,140.30, 1,446,726.30 and 565,575.40

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Solution

The fourth proportional to 965,140.30, 1,446,726.30 and 565,575.40 is: 847,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,140.30 : 1,446,726.30 = 565,575.40 : x
  2. Step 2: Convert to fraction form
    965,140.30/1,446,726.30 = 565,575.40/x
  3. Step 3: Cross multiply
    965,140.30x = 1,446,726.30 × 565,575.40
  4. Step 4: Simplify right side
    965,140.30x = 818,232,805,813.02
  5. Step 5: Solve for x
    x = 818,232,805,813.02/965,140.30
  6. Step 6: Final answer
    x = 847,786.38

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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.