Home / 765,000.69-1,146,451.26-484,014.93

Finding the Fourth Proportional to 765,000.69, 1,146,451.26 and 484,014.93

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Solution

The fourth proportional to 765,000.69, 1,146,451.26 and 484,014.93 is: 725,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,000.69 : 1,146,451.26 = 484,014.93 : x
  2. Step 2: Convert to fraction form
    765,000.69/1,146,451.26 = 484,014.93/x
  3. Step 3: Cross multiply
    765,000.69x = 1,146,451.26 × 484,014.93
  4. Step 4: Simplify right side
    765,000.69x = 554,899,526,357.31
  5. Step 5: Solve for x
    x = 554,899,526,357.31/765,000.69
  6. Step 6: Final answer
    x = 725,358.20

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Double scale
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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.