Home / 649,294.05-896,114.80-373,646.24

Finding the Fourth Proportional to 649,294.05, 896,114.80 and 373,646.24

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Solution

The fourth proportional to 649,294.05, 896,114.80 and 373,646.24 is: 515,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,294.05 : 896,114.80 = 373,646.24 : x
  2. Step 2: Convert to fraction form
    649,294.05/896,114.80 = 373,646.24/x
  3. Step 3: Cross multiply
    649,294.05x = 896,114.80 × 373,646.24
  4. Step 4: Simplify right side
    649,294.05x = 334,829,927,914.15
  5. Step 5: Solve for x
    x = 334,829,927,914.15/649,294.05
  6. Step 6: Final answer
    x = 515,683.03

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.