Home / 623,154.09-859,953.08-336,674.10

Finding the Fourth Proportional to 623,154.09, 859,953.08 and 336,674.10

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Solution

The fourth proportional to 623,154.09, 859,953.08 and 336,674.10 is: 464,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,154.09 : 859,953.08 = 336,674.10 : x
  2. Step 2: Convert to fraction form
    623,154.09/859,953.08 = 336,674.10/x
  3. Step 3: Cross multiply
    623,154.09x = 859,953.08 × 336,674.10
  4. Step 4: Simplify right side
    623,154.09x = 289,523,927,567.86
  5. Step 5: Solve for x
    x = 289,523,927,567.86/623,154.09
  6. Step 6: Final answer
    x = 464,610.49

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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.