Home / 983,776.89-1,357,708.95-575,854.01

Finding the Fourth Proportional to 983,776.89, 1,357,708.95 and 575,854.01

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Solution

The fourth proportional to 983,776.89, 1,357,708.95 and 575,854.01 is: 794,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,776.89 : 1,357,708.95 = 575,854.01 : x
  2. Step 2: Convert to fraction form
    983,776.89/1,357,708.95 = 575,854.01/x
  3. Step 3: Cross multiply
    983,776.89x = 1,357,708.95 × 575,854.01
  4. Step 4: Simplify right side
    983,776.89x = 781,842,136,481.85
  5. Step 5: Solve for x
    x = 781,842,136,481.85/983,776.89
  6. Step 6: Final answer
    x = 794,735.21

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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.