Home / 914,698.68-1,371,315.33-434,685.60

Finding the Fourth Proportional to 914,698.68, 1,371,315.33 and 434,685.60

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Solution

The fourth proportional to 914,698.68, 1,371,315.33 and 434,685.60 is: 651,680.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,698.68 : 1,371,315.33 = 434,685.60 : x
  2. Step 2: Convert to fraction form
    914,698.68/1,371,315.33 = 434,685.60/x
  3. Step 3: Cross multiply
    914,698.68x = 1,371,315.33 × 434,685.60
  4. Step 4: Simplify right side
    914,698.68x = 596,091,027,010.25
  5. Step 5: Solve for x
    x = 596,091,027,010.25/914,698.68
  6. Step 6: Final answer
    x = 651,680.21

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1.5x scale

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.