Home / 1,064,999.79-1,596,909.20-354,640.32

Finding the Fourth Proportional to 1,064,999.79, 1,596,909.20 and 354,640.32

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Solution

The fourth proportional to 1,064,999.79, 1,596,909.20 and 354,640.32 is: 531,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,999.79 : 1,596,909.20 = 354,640.32 : x
  2. Step 2: Convert to fraction form
    1,064,999.79/1,596,909.20 = 354,640.32/x
  3. Step 3: Cross multiply
    1,064,999.79x = 1,596,909.20 × 354,640.32
  4. Step 4: Simplify right side
    1,064,999.79x = 566,328,387,925.74
  5. Step 5: Solve for x
    x = 566,328,387,925.74/1,064,999.79
  6. Step 6: Final answer
    x = 531,763.85

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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.