Home / 926,811.10-1,387,883.85-609,550.30

Finding the Fourth Proportional to 926,811.10, 1,387,883.85 and 609,550.30

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Solution

The fourth proportional to 926,811.10, 1,387,883.85 and 609,550.30 is: 912,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,811.10 : 1,387,883.85 = 609,550.30 : x
  2. Step 2: Convert to fraction form
    926,811.10/1,387,883.85 = 609,550.30/x
  3. Step 3: Cross multiply
    926,811.10x = 1,387,883.85 × 609,550.30
  4. Step 4: Simplify right side
    926,811.10x = 845,985,017,132.66
  5. Step 5: Solve for x
    x = 845,985,017,132.66/926,811.10
  6. Step 6: Final answer
    x = 912,791.20

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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.