Home / 730,603.80-1,008,244.67-408,334.77

Finding the Fourth Proportional to 730,603.80, 1,008,244.67 and 408,334.77

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Solution

The fourth proportional to 730,603.80, 1,008,244.67 and 408,334.77 is: 563,508.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,603.80 : 1,008,244.67 = 408,334.77 : x
  2. Step 2: Convert to fraction form
    730,603.80/1,008,244.67 = 408,334.77/x
  3. Step 3: Cross multiply
    730,603.80x = 1,008,244.67 × 408,334.77
  4. Step 4: Simplify right side
    730,603.80x = 411,701,353,386.50
  5. Step 5: Solve for x
    x = 411,701,353,386.50/730,603.80
  6. Step 6: Final answer
    x = 563,508.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.