Home / 588,641.67-812,480.85-347,085.18

Finding the Fourth Proportional to 588,641.67, 812,480.85 and 347,085.18

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Solution

The fourth proportional to 588,641.67, 812,480.85 and 347,085.18 is: 479,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,641.67 : 812,480.85 = 347,085.18 : x
  2. Step 2: Convert to fraction form
    588,641.67/812,480.85 = 347,085.18/x
  3. Step 3: Cross multiply
    588,641.67x = 812,480.85 × 347,085.18
  4. Step 4: Simplify right side
    588,641.67x = 282,000,062,068.80
  5. Step 5: Solve for x
    x = 282,000,062,068.80/588,641.67
  6. Step 6: Final answer
    x = 479,069.15

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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.