Home / 1,003,077.75-1,384,271.60-550,368.75

Finding the Fourth Proportional to 1,003,077.75, 1,384,271.60 and 550,368.75

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Solution

The fourth proportional to 1,003,077.75, 1,384,271.60 and 550,368.75 is: 759,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,077.75 : 1,384,271.60 = 550,368.75 : x
  2. Step 2: Convert to fraction form
    1,003,077.75/1,384,271.60 = 550,368.75/x
  3. Step 3: Cross multiply
    1,003,077.75x = 1,384,271.60 × 550,368.75
  4. Step 4: Simplify right side
    1,003,077.75x = 761,859,827,400.66
  5. Step 5: Solve for x
    x = 761,859,827,400.66/1,003,077.75
  6. Step 6: Final answer
    x = 759,522.21

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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.