Home / 943,101.43-1,301,480.12-513,384.77

Finding the Fourth Proportional to 943,101.43, 1,301,480.12 and 513,384.77

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Solution

The fourth proportional to 943,101.43, 1,301,480.12 and 513,384.77 is: 708,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,101.43 : 1,301,480.12 = 513,384.77 : x
  2. Step 2: Convert to fraction form
    943,101.43/1,301,480.12 = 513,384.77/x
  3. Step 3: Cross multiply
    943,101.43x = 1,301,480.12 × 513,384.77
  4. Step 4: Simplify right side
    943,101.43x = 668,160,076,602.94
  5. Step 5: Solve for x
    x = 668,160,076,602.94/943,101.43
  6. Step 6: Final answer
    x = 708,471.07

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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.