Home / 916,301.97-1,265,239.64-572,538.38

Finding the Fourth Proportional to 916,301.97, 1,265,239.64 and 572,538.38

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Solution

The fourth proportional to 916,301.97, 1,265,239.64 and 572,538.38 is: 790,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,301.97 : 1,265,239.64 = 572,538.38 : x
  2. Step 2: Convert to fraction form
    916,301.97/1,265,239.64 = 572,538.38/x
  3. Step 3: Cross multiply
    916,301.97x = 1,265,239.64 × 572,538.38
  4. Step 4: Simplify right side
    916,301.97x = 724,398,248,902.53
  5. Step 5: Solve for x
    x = 724,398,248,902.53/916,301.97
  6. Step 6: Final answer
    x = 790,567.16

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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.