Home / 637,827.80-958,815.30-452,125.40

Finding the Fourth Proportional to 637,827.80, 958,815.30 and 452,125.40

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Solution

The fourth proportional to 637,827.80, 958,815.30 and 452,125.40 is: 679,657.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,827.80 : 958,815.30 = 452,125.40 : x
  2. Step 2: Convert to fraction form
    637,827.80/958,815.30 = 452,125.40/x
  3. Step 3: Cross multiply
    637,827.80x = 958,815.30 × 452,125.40
  4. Step 4: Simplify right side
    637,827.80x = 433,504,751,038.62
  5. Step 5: Solve for x
    x = 433,504,751,038.62/637,827.80
  6. Step 6: Final answer
    x = 679,657.98

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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.