Home / 726,931.46-1,003,475.59-517,514.37

Finding the Fourth Proportional to 726,931.46, 1,003,475.59 and 517,514.37

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Solution

The fourth proportional to 726,931.46, 1,003,475.59 and 517,514.37 is: 714,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,931.46 : 1,003,475.59 = 517,514.37 : x
  2. Step 2: Convert to fraction form
    726,931.46/1,003,475.59 = 517,514.37/x
  3. Step 3: Cross multiply
    726,931.46x = 1,003,475.59 × 517,514.37
  4. Step 4: Simplify right side
    726,931.46x = 519,313,032,712.41
  5. Step 5: Solve for x
    x = 519,313,032,712.41/726,931.46
  6. Step 6: Final answer
    x = 714,390.64

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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.