Home / 977,555.40-1,465,895.70-444,802.20

Finding the Fourth Proportional to 977,555.40, 1,465,895.70 and 444,802.20

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Solution

The fourth proportional to 977,555.40, 1,465,895.70 and 444,802.20 is: 667,004.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,555.40 : 1,465,895.70 = 444,802.20 : x
  2. Step 2: Convert to fraction form
    977,555.40/1,465,895.70 = 444,802.20/x
  3. Step 3: Cross multiply
    977,555.40x = 1,465,895.70 × 444,802.20
  4. Step 4: Simplify right side
    977,555.40x = 652,033,632,330.54
  5. Step 5: Solve for x
    x = 652,033,632,330.54/977,555.40
  6. Step 6: Final answer
    x = 667,004.28

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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.