Home / 348,021.90-522,810.45-334,802.70

Finding the Fourth Proportional to 348,021.90, 522,810.45 and 334,802.70

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Solution

The fourth proportional to 348,021.90, 522,810.45 and 334,802.70 is: 502,952.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,021.90 : 522,810.45 = 334,802.70 : x
  2. Step 2: Convert to fraction form
    348,021.90/522,810.45 = 334,802.70/x
  3. Step 3: Cross multiply
    348,021.90x = 522,810.45 × 334,802.70
  4. Step 4: Simplify right side
    348,021.90x = 175,038,350,248.22
  5. Step 5: Solve for x
    x = 175,038,350,248.22/348,021.90
  6. Step 6: Final answer
    x = 502,952.11

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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.