Home / 832,371.90-1,148,677.23-469,811.10

Finding the Fourth Proportional to 832,371.90, 1,148,677.23 and 469,811.10

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Solution

The fourth proportional to 832,371.90, 1,148,677.23 and 469,811.10 is: 648,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,371.90 : 1,148,677.23 = 469,811.10 : x
  2. Step 2: Convert to fraction form
    832,371.90/1,148,677.23 = 469,811.10/x
  3. Step 3: Cross multiply
    832,371.90x = 1,148,677.23 × 469,811.10
  4. Step 4: Simplify right side
    832,371.90x = 539,661,312,971.25
  5. Step 5: Solve for x
    x = 539,661,312,971.25/832,371.90
  6. Step 6: Final answer
    x = 648,341.58

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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.