Home / 588,116.02-812,703.36-480,646.84

Finding the Fourth Proportional to 588,116.02, 812,703.36 and 480,646.84

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Solution

The fourth proportional to 588,116.02, 812,703.36 and 480,646.84 is: 664,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,116.02 : 812,703.36 = 480,646.84 : x
  2. Step 2: Convert to fraction form
    588,116.02/812,703.36 = 480,646.84/x
  3. Step 3: Cross multiply
    588,116.02x = 812,703.36 × 480,646.84
  4. Step 4: Simplify right side
    588,116.02x = 390,623,301,841.38
  5. Step 5: Solve for x
    x = 390,623,301,841.38/588,116.02
  6. Step 6: Final answer
    x = 664,194.29

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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.