Home / 677,038.20-934,269.60-371,060.52

Finding the Fourth Proportional to 677,038.20, 934,269.60 and 371,060.52

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Solution

The fourth proportional to 677,038.20, 934,269.60 and 371,060.52 is: 512,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,038.20 : 934,269.60 = 371,060.52 : x
  2. Step 2: Convert to fraction form
    677,038.20/934,269.60 = 371,060.52/x
  3. Step 3: Cross multiply
    677,038.20x = 934,269.60 × 371,060.52
  4. Step 4: Simplify right side
    677,038.20x = 346,670,563,596.19
  5. Step 5: Solve for x
    x = 346,670,563,596.19/677,038.20
  6. Step 6: Final answer
    x = 512,039.89

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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.