Home / 832,124.98-1,148,328.58-450,148.42

Finding the Fourth Proportional to 832,124.98, 1,148,328.58 and 450,148.42

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Solution

The fourth proportional to 832,124.98, 1,148,328.58 and 450,148.42 is: 621,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,124.98 : 1,148,328.58 = 450,148.42 : x
  2. Step 2: Convert to fraction form
    832,124.98/1,148,328.58 = 450,148.42/x
  3. Step 3: Cross multiply
    832,124.98x = 1,148,328.58 × 450,148.42
  4. Step 4: Simplify right side
    832,124.98x = 516,918,287,935.46
  5. Step 5: Solve for x
    x = 516,918,287,935.46/832,124.98
  6. Step 6: Final answer
    x = 621,202.71

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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.