Home / 589,098.63-812,814.98-347,362.23

Finding the Fourth Proportional to 589,098.63, 812,814.98 and 347,362.23

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Solution

The fourth proportional to 589,098.63, 812,814.98 and 347,362.23 is: 479,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,098.63 : 812,814.98 = 347,362.23 : x
  2. Step 2: Convert to fraction form
    589,098.63/812,814.98 = 347,362.23/x
  3. Step 3: Cross multiply
    589,098.63x = 812,814.98 × 347,362.23
  4. Step 4: Simplify right side
    589,098.63x = 282,341,222,293.39
  5. Step 5: Solve for x
    x = 282,341,222,293.39/589,098.63
  6. Step 6: Final answer
    x = 479,276.66

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Double scale
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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.