Home / 919,884.90-1,377,202.95-565,590.90

Finding the Fourth Proportional to 919,884.90, 1,377,202.95 and 565,590.90

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Solution

The fourth proportional to 919,884.90, 1,377,202.95 and 565,590.90 is: 846,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,884.90 : 1,377,202.95 = 565,590.90 : x
  2. Step 2: Convert to fraction form
    919,884.90/1,377,202.95 = 565,590.90/x
  3. Step 3: Cross multiply
    919,884.90x = 1,377,202.95 × 565,590.90
  4. Step 4: Simplify right side
    919,884.90x = 778,933,455,973.16
  5. Step 5: Solve for x
    x = 778,933,455,973.16/919,884.90
  6. Step 6: Final answer
    x = 846,772.74

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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.