Home / 743,036.29-1,025,703.96-501,645.82

Finding the Fourth Proportional to 743,036.29, 1,025,703.96 and 501,645.82

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Solution

The fourth proportional to 743,036.29, 1,025,703.96 and 501,645.82 is: 692,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,036.29 : 1,025,703.96 = 501,645.82 : x
  2. Step 2: Convert to fraction form
    743,036.29/1,025,703.96 = 501,645.82/x
  3. Step 3: Cross multiply
    743,036.29x = 1,025,703.96 × 501,645.82
  4. Step 4: Simplify right side
    743,036.29x = 514,540,101,527.19
  5. Step 5: Solve for x
    x = 514,540,101,527.19/743,036.29
  6. Step 6: Final answer
    x = 692,483.14

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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.