Home / 930,033.18-1,283,357.13-522,041.51

Finding the Fourth Proportional to 930,033.18, 1,283,357.13 and 522,041.51

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Solution

The fourth proportional to 930,033.18, 1,283,357.13 and 522,041.51 is: 720,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,033.18 : 1,283,357.13 = 522,041.51 : x
  2. Step 2: Convert to fraction form
    930,033.18/1,283,357.13 = 522,041.51/x
  3. Step 3: Cross multiply
    930,033.18x = 1,283,357.13 × 522,041.51
  4. Step 4: Simplify right side
    930,033.18x = 669,965,687,597.68
  5. Step 5: Solve for x
    x = 669,965,687,597.68/930,033.18
  6. Step 6: Final answer
    x = 720,367.51

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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.