Home / 671,068.08-926,095.74-384,642.15

Finding the Fourth Proportional to 671,068.08, 926,095.74 and 384,642.15

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Solution

The fourth proportional to 671,068.08, 926,095.74 and 384,642.15 is: 530,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,068.08 : 926,095.74 = 384,642.15 : x
  2. Step 2: Convert to fraction form
    671,068.08/926,095.74 = 384,642.15/x
  3. Step 3: Cross multiply
    671,068.08x = 926,095.74 × 384,642.15
  4. Step 4: Simplify right side
    671,068.08x = 356,215,456,539.44
  5. Step 5: Solve for x
    x = 356,215,456,539.44/671,068.08
  6. Step 6: Final answer
    x = 530,818.66

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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.