Home / 832,275.76-1,148,540.55-450,302.53

Finding the Fourth Proportional to 832,275.76, 1,148,540.55 and 450,302.53

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Solution

The fourth proportional to 832,275.76, 1,148,540.55 and 450,302.53 is: 621,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,275.76 : 1,148,540.55 = 450,302.53 : x
  2. Step 2: Convert to fraction form
    832,275.76/1,148,540.55 = 450,302.53/x
  3. Step 3: Cross multiply
    832,275.76x = 1,148,540.55 × 450,302.53
  4. Step 4: Simplify right side
    832,275.76x = 517,190,715,472.59
  5. Step 5: Solve for x
    x = 517,190,715,472.59/832,275.76
  6. Step 6: Final answer
    x = 621,417.49

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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.