Home / 1,181,130.60-1,771,695.90-433,079.40

Finding the Fourth Proportional to 1,181,130.60, 1,771,695.90 and 433,079.40

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Solution

The fourth proportional to 1,181,130.60, 1,771,695.90 and 433,079.40 is: 649,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,130.60 : 1,771,695.90 = 433,079.40 : x
  2. Step 2: Convert to fraction form
    1,181,130.60/1,771,695.90 = 433,079.40/x
  3. Step 3: Cross multiply
    1,181,130.60x = 1,771,695.90 × 433,079.40
  4. Step 4: Simplify right side
    1,181,130.60x = 767,284,997,354.46
  5. Step 5: Solve for x
    x = 767,284,997,354.46/1,181,130.60
  6. Step 6: Final answer
    x = 649,619.10

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.