Home / 914,491.59-1,261,984.75-506,592.19

Finding the Fourth Proportional to 914,491.59, 1,261,984.75 and 506,592.19

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Solution

The fourth proportional to 914,491.59, 1,261,984.75 and 506,592.19 is: 699,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,491.59 : 1,261,984.75 = 506,592.19 : x
  2. Step 2: Convert to fraction form
    914,491.59/1,261,984.75 = 506,592.19/x
  3. Step 3: Cross multiply
    914,491.59x = 1,261,984.75 × 506,592.19
  4. Step 4: Simplify right side
    914,491.59x = 639,311,618,249.10
  5. Step 5: Solve for x
    x = 639,311,618,249.10/914,491.59
  6. Step 6: Final answer
    x = 699,089.66

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Double scale
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1.5x scale

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.