Home / 896,893.34-1,237,665.90-509,656.98

Finding the Fourth Proportional to 896,893.34, 1,237,665.90 and 509,656.98

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Solution

The fourth proportional to 896,893.34, 1,237,665.90 and 509,656.98 is: 703,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,893.34 : 1,237,665.90 = 509,656.98 : x
  2. Step 2: Convert to fraction form
    896,893.34/1,237,665.90 = 509,656.98/x
  3. Step 3: Cross multiply
    896,893.34x = 1,237,665.90 × 509,656.98
  4. Step 4: Simplify right side
    896,893.34x = 630,785,064,842.98
  5. Step 5: Solve for x
    x = 630,785,064,842.98/896,893.34
  6. Step 6: Final answer
    x = 703,299.98

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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.