Home / 767,869.20-1,060,043.14-477,574.36

Finding the Fourth Proportional to 767,869.20, 1,060,043.14 and 477,574.36

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Solution

The fourth proportional to 767,869.20, 1,060,043.14 and 477,574.36 is: 659,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,869.20 : 1,060,043.14 = 477,574.36 : x
  2. Step 2: Convert to fraction form
    767,869.20/1,060,043.14 = 477,574.36/x
  3. Step 3: Cross multiply
    767,869.20x = 1,060,043.14 × 477,574.36
  4. Step 4: Simplify right side
    767,869.20x = 506,249,424,157.89
  5. Step 5: Solve for x
    x = 506,249,424,157.89/767,869.20
  6. Step 6: Final answer
    x = 659,291.22

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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.