Home / 705,815.01-974,030.87-383,525.09

Finding the Fourth Proportional to 705,815.01, 974,030.87 and 383,525.09

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Solution

The fourth proportional to 705,815.01, 974,030.87 and 383,525.09 is: 529,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,815.01 : 974,030.87 = 383,525.09 : x
  2. Step 2: Convert to fraction form
    705,815.01/974,030.87 = 383,525.09/x
  3. Step 3: Cross multiply
    705,815.01x = 974,030.87 × 383,525.09
  4. Step 4: Simplify right side
    705,815.01x = 373,565,277,079.53
  5. Step 5: Solve for x
    x = 373,565,277,079.53/705,815.01
  6. Step 6: Final answer
    x = 529,267.97

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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.