Home / 968,165.19-1,336,048.95-538,436.07

Finding the Fourth Proportional to 968,165.19, 1,336,048.95 and 538,436.07

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Solution

The fourth proportional to 968,165.19, 1,336,048.95 and 538,436.07 is: 743,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,165.19 : 1,336,048.95 = 538,436.07 : x
  2. Step 2: Convert to fraction form
    968,165.19/1,336,048.95 = 538,436.07/x
  3. Step 3: Cross multiply
    968,165.19x = 1,336,048.95 × 538,436.07
  4. Step 4: Simplify right side
    968,165.19x = 719,376,945,965.63
  5. Step 5: Solve for x
    x = 719,376,945,965.63/968,165.19
  6. Step 6: Final answer
    x = 743,031.20

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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.