Home / 649,294.18-896,114.96-373,646.36

Finding the Fourth Proportional to 649,294.18, 896,114.96 and 373,646.36

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Solution

The fourth proportional to 649,294.18, 896,114.96 and 373,646.36 is: 515,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,294.18 : 896,114.96 = 373,646.36 : x
  2. Step 2: Convert to fraction form
    649,294.18/896,114.96 = 373,646.36/x
  3. Step 3: Cross multiply
    649,294.18x = 896,114.96 × 373,646.36
  4. Step 4: Simplify right side
    649,294.18x = 334,830,096,119.95
  5. Step 5: Solve for x
    x = 334,830,096,119.95/649,294.18
  6. Step 6: Final answer
    x = 515,683.20

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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.