Home / 598,971.40-898,457.10-243,802.60

Finding the Fourth Proportional to 598,971.40, 898,457.10 and 243,802.60

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Solution

The fourth proportional to 598,971.40, 898,457.10 and 243,802.60 is: 365,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,971.40 : 898,457.10 = 243,802.60 : x
  2. Step 2: Convert to fraction form
    598,971.40/898,457.10 = 243,802.60/x
  3. Step 3: Cross multiply
    598,971.40x = 898,457.10 × 243,802.60
  4. Step 4: Simplify right side
    598,971.40x = 219,046,176,968.46
  5. Step 5: Solve for x
    x = 219,046,176,968.46/598,971.40
  6. Step 6: Final answer
    x = 365,703.90

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Double scale
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Similar ratio
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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.