Home / 790,501.70-1,185,575.08-363,627.55

Finding the Fourth Proportional to 790,501.70, 1,185,575.08 and 363,627.55

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Solution

The fourth proportional to 790,501.70, 1,185,575.08 and 363,627.55 is: 545,359.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,501.70 : 1,185,575.08 = 363,627.55 : x
  2. Step 2: Convert to fraction form
    790,501.70/1,185,575.08 = 363,627.55/x
  3. Step 3: Cross multiply
    790,501.70x = 1,185,575.08 × 363,627.55
  4. Step 4: Simplify right side
    790,501.70x = 431,107,761,681.45
  5. Step 5: Solve for x
    x = 431,107,761,681.45/790,501.70
  6. Step 6: Final answer
    x = 545,359.69

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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.