Home / 1,065,113.40-1,598,577.30-434,479.80

Finding the Fourth Proportional to 1,065,113.40, 1,598,577.30 and 434,479.80

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Solution

The fourth proportional to 1,065,113.40, 1,598,577.30 and 434,479.80 is: 652,089.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,113.40 : 1,598,577.30 = 434,479.80 : x
  2. Step 2: Convert to fraction form
    1,065,113.40/1,598,577.30 = 434,479.80/x
  3. Step 3: Cross multiply
    1,065,113.40x = 1,598,577.30 × 434,479.80
  4. Step 4: Simplify right side
    1,065,113.40x = 694,549,545,588.54
  5. Step 5: Solve for x
    x = 694,549,545,588.54/1,065,113.40
  6. Step 6: Final answer
    x = 652,089.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.