Home / 497,106.86-686,007.23-270,752.36

Finding the Fourth Proportional to 497,106.86, 686,007.23 and 270,752.36

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Solution

The fourth proportional to 497,106.86, 686,007.23 and 270,752.36 is: 373,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,106.86 : 686,007.23 = 270,752.36 : x
  2. Step 2: Convert to fraction form
    497,106.86/686,007.23 = 270,752.36/x
  3. Step 3: Cross multiply
    497,106.86x = 686,007.23 × 270,752.36
  4. Step 4: Simplify right side
    497,106.86x = 185,738,071,715.77
  5. Step 5: Solve for x
    x = 185,738,071,715.77/497,106.86
  6. Step 6: Final answer
    x = 373,638.12

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1.5x scale

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.