Home / 459,044.90-688,567.35-352,756.70

Finding the Fourth Proportional to 459,044.90, 688,567.35 and 352,756.70

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Solution

The fourth proportional to 459,044.90, 688,567.35 and 352,756.70 is: 529,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,044.90 : 688,567.35 = 352,756.70 : x
  2. Step 2: Convert to fraction form
    459,044.90/688,567.35 = 352,756.70/x
  3. Step 3: Cross multiply
    459,044.90x = 688,567.35 × 352,756.70
  4. Step 4: Simplify right side
    459,044.90x = 242,896,746,113.75
  5. Step 5: Solve for x
    x = 242,896,746,113.75/459,044.90
  6. Step 6: Final answer
    x = 529,135.05

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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.