Home / 910,433.52-1,256,391.33-502,535.31

Finding the Fourth Proportional to 910,433.52, 1,256,391.33 and 502,535.31

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Solution

The fourth proportional to 910,433.52, 1,256,391.33 and 502,535.31 is: 693,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,433.52 : 1,256,391.33 = 502,535.31 : x
  2. Step 2: Convert to fraction form
    910,433.52/1,256,391.33 = 502,535.31/x
  3. Step 3: Cross multiply
    910,433.52x = 1,256,391.33 × 502,535.31
  4. Step 4: Simplify right side
    910,433.52x = 631,381,011,921.07
  5. Step 5: Solve for x
    x = 631,381,011,921.07/910,433.52
  6. Step 6: Final answer
    x = 693,494.91

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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.