Home / 832,415.68-1,148,736.67-450,442.46

Finding the Fourth Proportional to 832,415.68, 1,148,736.67 and 450,442.46

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Solution

The fourth proportional to 832,415.68, 1,148,736.67 and 450,442.46 is: 621,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,415.68 : 1,148,736.67 = 450,442.46 : x
  2. Step 2: Convert to fraction form
    832,415.68/1,148,736.67 = 450,442.46/x
  3. Step 3: Cross multiply
    832,415.68x = 1,148,736.67 × 450,442.46
  4. Step 4: Simplify right side
    832,415.68x = 517,439,773,272.74
  5. Step 5: Solve for x
    x = 517,439,773,272.74/832,415.68
  6. Step 6: Final answer
    x = 621,612.24

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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.