Home / 1,246,666.10-1,869,999.55-300,036.81

Finding the Fourth Proportional to 1,246,666.10, 1,869,999.55 and 300,036.81

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Solution

The fourth proportional to 1,246,666.10, 1,869,999.55 and 300,036.81 is: 450,055.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,666.10 : 1,869,999.55 = 300,036.81 : x
  2. Step 2: Convert to fraction form
    1,246,666.10/1,869,999.55 = 300,036.81/x
  3. Step 3: Cross multiply
    1,246,666.10x = 1,869,999.55 × 300,036.81
  4. Step 4: Simplify right side
    1,246,666.10x = 561,068,705,945.84
  5. Step 5: Solve for x
    x = 561,068,705,945.84/1,246,666.10
  6. Step 6: Final answer
    x = 450,055.32

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1.5x scale

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.