Home / 514,794.04-710,415.30-288,441.16

Finding the Fourth Proportional to 514,794.04, 710,415.30 and 288,441.16

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Solution

The fourth proportional to 514,794.04, 710,415.30 and 288,441.16 is: 398,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,794.04 : 710,415.30 = 288,441.16 : x
  2. Step 2: Convert to fraction form
    514,794.04/710,415.30 = 288,441.16/x
  3. Step 3: Cross multiply
    514,794.04x = 710,415.30 × 288,441.16
  4. Step 4: Simplify right side
    514,794.04x = 204,913,013,213.75
  5. Step 5: Solve for x
    x = 204,913,013,213.75/514,794.04
  6. Step 6: Final answer
    x = 398,048.53

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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.