Home / 1,186,296.40-1,779,271.80-344,760.40

Finding the Fourth Proportional to 1,186,296.40, 1,779,271.80 and 344,760.40

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Solution

The fourth proportional to 1,186,296.40, 1,779,271.80 and 344,760.40 is: 517,090.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,296.40 : 1,779,271.80 = 344,760.40 : x
  2. Step 2: Convert to fraction form
    1,186,296.40/1,779,271.80 = 344,760.40/x
  3. Step 3: Cross multiply
    1,186,296.40x = 1,779,271.80 × 344,760.40
  4. Step 4: Simplify right side
    1,186,296.40x = 613,422,457,476.72
  5. Step 5: Solve for x
    x = 613,422,457,476.72/1,186,296.40
  6. Step 6: Final answer
    x = 517,090.38

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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.