Home / 537,945.04-742,114.74-347,019.94

Finding the Fourth Proportional to 537,945.04, 742,114.74 and 347,019.94

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Solution

The fourth proportional to 537,945.04, 742,114.74 and 347,019.94 is: 478,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,945.04 : 742,114.74 = 347,019.94 : x
  2. Step 2: Convert to fraction form
    537,945.04/742,114.74 = 347,019.94/x
  3. Step 3: Cross multiply
    537,945.04x = 742,114.74 × 347,019.94
  4. Step 4: Simplify right side
    537,945.04x = 257,528,612,547.92
  5. Step 5: Solve for x
    x = 257,528,612,547.92/537,945.04
  6. Step 6: Final answer
    x = 478,726.62

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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.