Home / 514,539.07-771,931.22-177,582.62

Finding the Fourth Proportional to 514,539.07, 771,931.22 and 177,582.62

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Solution

The fourth proportional to 514,539.07, 771,931.22 and 177,582.62 is: 266,416.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,539.07 : 771,931.22 = 177,582.62 : x
  2. Step 2: Convert to fraction form
    514,539.07/771,931.22 = 177,582.62/x
  3. Step 3: Cross multiply
    514,539.07x = 771,931.22 × 177,582.62
  4. Step 4: Simplify right side
    514,539.07x = 137,081,569,549.31
  5. Step 5: Solve for x
    x = 137,081,569,549.31/514,539.07
  6. Step 6: Final answer
    x = 266,416.25

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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.