Home / 862,314.66-1,190,031.03-480,341.70

Finding the Fourth Proportional to 862,314.66, 1,190,031.03 and 480,341.70

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Solution

The fourth proportional to 862,314.66, 1,190,031.03 and 480,341.70 is: 662,892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,314.66 : 1,190,031.03 = 480,341.70 : x
  2. Step 2: Convert to fraction form
    862,314.66/1,190,031.03 = 480,341.70/x
  3. Step 3: Cross multiply
    862,314.66x = 1,190,031.03 × 480,341.70
  4. Step 4: Simplify right side
    862,314.66x = 571,621,528,002.95
  5. Step 5: Solve for x
    x = 571,621,528,002.95/862,314.66
  6. Step 6: Final answer
    x = 662,892.04

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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.