Home / 877,886.66-1,211,582.05-495,938.04

Finding the Fourth Proportional to 877,886.66, 1,211,582.05 and 495,938.04

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Solution

The fourth proportional to 877,886.66, 1,211,582.05 and 495,938.04 is: 684,450.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,886.66 : 1,211,582.05 = 495,938.04 : x
  2. Step 2: Convert to fraction form
    877,886.66/1,211,582.05 = 495,938.04/x
  3. Step 3: Cross multiply
    877,886.66x = 1,211,582.05 × 495,938.04
  4. Step 4: Simplify right side
    877,886.66x = 600,869,631,444.98
  5. Step 5: Solve for x
    x = 600,869,631,444.98/877,886.66
  6. Step 6: Final answer
    x = 684,450.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.