Home / 671,036.94-926,056.53-384,612.30

Finding the Fourth Proportional to 671,036.94, 926,056.53 and 384,612.30

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Solution

The fourth proportional to 671,036.94, 926,056.53 and 384,612.30 is: 530,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,036.94 : 926,056.53 = 384,612.30 : x
  2. Step 2: Convert to fraction form
    671,036.94/926,056.53 = 384,612.30/x
  3. Step 3: Cross multiply
    671,036.94x = 926,056.53 × 384,612.30
  4. Step 4: Simplify right side
    671,036.94x = 356,172,731,933.32
  5. Step 5: Solve for x
    x = 356,172,731,933.32/671,036.94
  6. Step 6: Final answer
    x = 530,779.62

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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.