Home / 434,810.07-651,909.54-191,535.69

Finding the Fourth Proportional to 434,810.07, 651,909.54 and 191,535.69

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Solution

The fourth proportional to 434,810.07, 651,909.54 and 191,535.69 is: 287,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,810.07 : 651,909.54 = 191,535.69 : x
  2. Step 2: Convert to fraction form
    434,810.07/651,909.54 = 191,535.69/x
  3. Step 3: Cross multiply
    434,810.07x = 651,909.54 × 191,535.69
  4. Step 4: Simplify right side
    434,810.07x = 124,863,943,561.48
  5. Step 5: Solve for x
    x = 124,863,943,561.48/434,810.07
  6. Step 6: Final answer
    x = 287,168.93

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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.