Home / 723,687.40-1,085,531.10-537,063.40

Finding the Fourth Proportional to 723,687.40, 1,085,531.10 and 537,063.40

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Solution

The fourth proportional to 723,687.40, 1,085,531.10 and 537,063.40 is: 805,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,687.40 : 1,085,531.10 = 537,063.40 : x
  2. Step 2: Convert to fraction form
    723,687.40/1,085,531.10 = 537,063.40/x
  3. Step 3: Cross multiply
    723,687.40x = 1,085,531.10 × 537,063.40
  4. Step 4: Simplify right side
    723,687.40x = 582,999,023,371.74
  5. Step 5: Solve for x
    x = 582,999,023,371.74/723,687.40
  6. Step 6: Final answer
    x = 805,595.10

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Double scale
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Similar ratio
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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.