Home / 536,784.15-740,767.08-291,769.48

Finding the Fourth Proportional to 536,784.15, 740,767.08 and 291,769.48

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Solution

The fourth proportional to 536,784.15, 740,767.08 and 291,769.48 is: 402,644.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,784.15 : 740,767.08 = 291,769.48 : x
  2. Step 2: Convert to fraction form
    536,784.15/740,767.08 = 291,769.48/x
  3. Step 3: Cross multiply
    536,784.15x = 740,767.08 × 291,769.48
  4. Step 4: Simplify right side
    536,784.15x = 216,133,226,300.81
  5. Step 5: Solve for x
    x = 216,133,226,300.81/536,784.15
  6. Step 6: Final answer
    x = 402,644.58

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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.