Home / 1,186,334.40-1,779,328.80-344,798.40

Finding the Fourth Proportional to 1,186,334.40, 1,779,328.80 and 344,798.40

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Solution

The fourth proportional to 1,186,334.40, 1,779,328.80 and 344,798.40 is: 517,147.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,334.40 : 1,779,328.80 = 344,798.40 : x
  2. Step 2: Convert to fraction form
    1,186,334.40/1,779,328.80 = 344,798.40/x
  3. Step 3: Cross multiply
    1,186,334.40x = 1,779,328.80 × 344,798.40
  4. Step 4: Simplify right side
    1,186,334.40x = 613,509,723,313.92
  5. Step 5: Solve for x
    x = 613,509,723,313.92/1,186,334.40
  6. Step 6: Final answer
    x = 517,147.38

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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.