Home / 983,341.46-1,357,010.84-575,520.95

Finding the Fourth Proportional to 983,341.46, 1,357,010.84 and 575,520.95

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Solution

The fourth proportional to 983,341.46, 1,357,010.84 and 575,520.95 is: 794,218.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,341.46 : 1,357,010.84 = 575,520.95 : x
  2. Step 2: Convert to fraction form
    983,341.46/1,357,010.84 = 575,520.95/x
  3. Step 3: Cross multiply
    983,341.46x = 1,357,010.84 × 575,520.95
  4. Step 4: Simplify right side
    983,341.46x = 780,988,172,628.43
  5. Step 5: Solve for x
    x = 780,988,172,628.43/983,341.46
  6. Step 6: Final answer
    x = 794,218.69

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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.