Home / 930,594.84-1,284,219.39-522,708.40

Finding the Fourth Proportional to 930,594.84, 1,284,219.39 and 522,708.40

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Solution

The fourth proportional to 930,594.84, 1,284,219.39 and 522,708.40 is: 721,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,594.84 : 1,284,219.39 = 522,708.40 : x
  2. Step 2: Convert to fraction form
    930,594.84/1,284,219.39 = 522,708.40/x
  3. Step 3: Cross multiply
    930,594.84x = 1,284,219.39 × 522,708.40
  4. Step 4: Simplify right side
    930,594.84x = 671,272,262,595.88
  5. Step 5: Solve for x
    x = 671,272,262,595.88/930,594.84
  6. Step 6: Final answer
    x = 721,336.76

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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.