Home / 804,588.90-1,207,574.55-356,000.10

Finding the Fourth Proportional to 804,588.90, 1,207,574.55 and 356,000.10

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Solution

The fourth proportional to 804,588.90, 1,207,574.55 and 356,000.10 is: 534,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,588.90 : 1,207,574.55 = 356,000.10 : x
  2. Step 2: Convert to fraction form
    804,588.90/1,207,574.55 = 356,000.10/x
  3. Step 3: Cross multiply
    804,588.90x = 1,207,574.55 × 356,000.10
  4. Step 4: Simplify right side
    804,588.90x = 429,896,660,557.46
  5. Step 5: Solve for x
    x = 429,896,660,557.46/804,588.90
  6. Step 6: Final answer
    x = 534,305.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.