Home / 1,377,120.65-2,065,516.64-366,316.58

Finding the Fourth Proportional to 1,377,120.65, 2,065,516.64 and 366,316.58

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Solution

The fourth proportional to 1,377,120.65, 2,065,516.64 and 366,316.58 is: 549,431.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,120.65 : 2,065,516.64 = 366,316.58 : x
  2. Step 2: Convert to fraction form
    1,377,120.65/2,065,516.64 = 366,316.58/x
  3. Step 3: Cross multiply
    1,377,120.65x = 2,065,516.64 × 366,316.58
  4. Step 4: Simplify right side
    1,377,120.65x = 756,632,989,666.31
  5. Step 5: Solve for x
    x = 756,632,989,666.31/1,377,120.65
  6. Step 6: Final answer
    x = 549,431.16

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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.