Home / 832,456.88-1,148,790.50-450,483.66

Finding the Fourth Proportional to 832,456.88, 1,148,790.50 and 450,483.66

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Solution

The fourth proportional to 832,456.88, 1,148,790.50 and 450,483.66 is: 621,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,456.88 : 1,148,790.50 = 450,483.66 : x
  2. Step 2: Convert to fraction form
    832,456.88/1,148,790.50 = 450,483.66/x
  3. Step 3: Cross multiply
    832,456.88x = 1,148,790.50 × 450,483.66
  4. Step 4: Simplify right side
    832,456.88x = 517,511,349,013.23
  5. Step 5: Solve for x
    x = 517,511,349,013.23/832,456.88
  6. Step 6: Final answer
    x = 621,667.45

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Double scale
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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.