Home / 673,603.40-1,010,405.10-611,395.40

Finding the Fourth Proportional to 673,603.40, 1,010,405.10 and 611,395.40

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Solution

The fourth proportional to 673,603.40, 1,010,405.10 and 611,395.40 is: 917,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,603.40 : 1,010,405.10 = 611,395.40 : x
  2. Step 2: Convert to fraction form
    673,603.40/1,010,405.10 = 611,395.40/x
  3. Step 3: Cross multiply
    673,603.40x = 1,010,405.10 × 611,395.40
  4. Step 4: Simplify right side
    673,603.40x = 617,757,030,276.54
  5. Step 5: Solve for x
    x = 617,757,030,276.54/673,603.40
  6. Step 6: Final answer
    x = 917,093.10

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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.