Home / 723,089.40-1,084,634.10-536,465.40

Finding the Fourth Proportional to 723,089.40, 1,084,634.10 and 536,465.40

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Solution

The fourth proportional to 723,089.40, 1,084,634.10 and 536,465.40 is: 804,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,089.40 : 1,084,634.10 = 536,465.40 : x
  2. Step 2: Convert to fraction form
    723,089.40/1,084,634.10 = 536,465.40/x
  3. Step 3: Cross multiply
    723,089.40x = 1,084,634.10 × 536,465.40
  4. Step 4: Simplify right side
    723,089.40x = 581,868,666,310.14
  5. Step 5: Solve for x
    x = 581,868,666,310.14/723,089.40
  6. Step 6: Final answer
    x = 804,698.10

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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.