Home / 854,295.08-1,178,912.76-609,730.16

Finding the Fourth Proportional to 854,295.08, 1,178,912.76 and 609,730.16

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Solution

The fourth proportional to 854,295.08, 1,178,912.76 and 609,730.16 is: 841,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,295.08 : 1,178,912.76 = 609,730.16 : x
  2. Step 2: Convert to fraction form
    854,295.08/1,178,912.76 = 609,730.16/x
  3. Step 3: Cross multiply
    854,295.08x = 1,178,912.76 × 609,730.16
  4. Step 4: Simplify right side
    854,295.08x = 718,818,665,780.84
  5. Step 5: Solve for x
    x = 718,818,665,780.84/854,295.08
  6. Step 6: Final answer
    x = 841,417.31

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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.