Home / 1,033,380.90-1,550,114.55-553,407.30

Finding the Fourth Proportional to 1,033,380.90, 1,550,114.55 and 553,407.30

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Solution

The fourth proportional to 1,033,380.90, 1,550,114.55 and 553,407.30 is: 830,134.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,380.90 : 1,550,114.55 = 553,407.30 : x
  2. Step 2: Convert to fraction form
    1,033,380.90/1,550,114.55 = 553,407.30/x
  3. Step 3: Cross multiply
    1,033,380.90x = 1,550,114.55 × 553,407.30
  4. Step 4: Simplify right side
    1,033,380.90x = 857,844,707,806.22
  5. Step 5: Solve for x
    x = 857,844,707,806.22/1,033,380.90
  6. Step 6: Final answer
    x = 830,134.08

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Double scale
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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.