Home / 589,064.90-812,913.45-334,420.34

Finding the Fourth Proportional to 589,064.90, 812,913.45 and 334,420.34

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Solution

The fourth proportional to 589,064.90, 812,913.45 and 334,420.34 is: 461,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,064.90 : 812,913.45 = 334,420.34 : x
  2. Step 2: Convert to fraction form
    589,064.90/812,913.45 = 334,420.34/x
  3. Step 3: Cross multiply
    589,064.90x = 812,913.45 × 334,420.34
  4. Step 4: Simplify right side
    589,064.90x = 271,854,792,339.57
  5. Step 5: Solve for x
    x = 271,854,792,339.57/589,064.90
  6. Step 6: Final answer
    x = 461,502.28

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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.