Home / 943,134.03-1,301,524.94-513,417.29

Finding the Fourth Proportional to 943,134.03, 1,301,524.94 and 513,417.29

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Solution

The fourth proportional to 943,134.03, 1,301,524.94 and 513,417.29 is: 708,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,134.03 : 1,301,524.94 = 513,417.29 : x
  2. Step 2: Convert to fraction form
    943,134.03/1,301,524.94 = 513,417.29/x
  3. Step 3: Cross multiply
    943,134.03x = 1,301,524.94 × 513,417.29
  4. Step 4: Simplify right side
    943,134.03x = 668,225,402,338.13
  5. Step 5: Solve for x
    x = 668,225,402,338.13/943,134.03
  6. Step 6: Final answer
    x = 708,515.84

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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.