Home / 963,316.56-1,329,420.62-533,596.64

Finding the Fourth Proportional to 963,316.56, 1,329,420.62 and 533,596.64

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Solution

The fourth proportional to 963,316.56, 1,329,420.62 and 533,596.64 is: 736,387.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,316.56 : 1,329,420.62 = 533,596.64 : x
  2. Step 2: Convert to fraction form
    963,316.56/1,329,420.62 = 533,596.64/x
  3. Step 3: Cross multiply
    963,316.56x = 1,329,420.62 × 533,596.64
  4. Step 4: Simplify right side
    963,316.56x = 709,374,375,978.72
  5. Step 5: Solve for x
    x = 709,374,375,978.72/963,316.56
  6. Step 6: Final answer
    x = 736,387.61

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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.