Home / 1,069,525.78-1,604,153.35-349,805.95

Finding the Fourth Proportional to 1,069,525.78, 1,604,153.35 and 349,805.95

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Solution

The fourth proportional to 1,069,525.78, 1,604,153.35 and 349,805.95 is: 524,664.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,525.78 : 1,604,153.35 = 349,805.95 : x
  2. Step 2: Convert to fraction form
    1,069,525.78/1,604,153.35 = 349,805.95/x
  3. Step 3: Cross multiply
    1,069,525.78x = 1,604,153.35 × 349,805.95
  4. Step 4: Simplify right side
    1,069,525.78x = 561,142,384,793.40
  5. Step 5: Solve for x
    x = 561,142,384,793.40/1,069,525.78
  6. Step 6: Final answer
    x = 524,664.66

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Double scale
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Similar ratio
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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.