Home / 1,330,482.70-1,995,724.05-488,925.10

Finding the Fourth Proportional to 1,330,482.70, 1,995,724.05 and 488,925.10

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Solution

The fourth proportional to 1,330,482.70, 1,995,724.05 and 488,925.10 is: 733,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,482.70 : 1,995,724.05 = 488,925.10 : x
  2. Step 2: Convert to fraction form
    1,330,482.70/1,995,724.05 = 488,925.10/x
  3. Step 3: Cross multiply
    1,330,482.70x = 1,995,724.05 × 488,925.10
  4. Step 4: Simplify right side
    1,330,482.70x = 975,759,580,718.66
  5. Step 5: Solve for x
    x = 975,759,580,718.66/1,330,482.70
  6. Step 6: Final answer
    x = 733,387.65

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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.