Home / 705,964.77-974,237.61-383,675.10

Finding the Fourth Proportional to 705,964.77, 974,237.61 and 383,675.10

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Solution

The fourth proportional to 705,964.77, 974,237.61 and 383,675.10 is: 529,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,964.77 : 974,237.61 = 383,675.10 : x
  2. Step 2: Convert to fraction form
    705,964.77/974,237.61 = 383,675.10/x
  3. Step 3: Cross multiply
    705,964.77x = 974,237.61 × 383,675.10
  4. Step 4: Simplify right side
    705,964.77x = 373,790,712,440.51
  5. Step 5: Solve for x
    x = 373,790,712,440.51/705,964.77
  6. Step 6: Final answer
    x = 529,475.02

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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.