Home / 706,077.76-974,856.53-542,442.83

Finding the Fourth Proportional to 706,077.76, 974,856.53 and 542,442.83

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Solution

The fourth proportional to 706,077.76, 974,856.53 and 542,442.83 is: 748,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,077.76 : 974,856.53 = 542,442.83 : x
  2. Step 2: Convert to fraction form
    706,077.76/974,856.53 = 542,442.83/x
  3. Step 3: Cross multiply
    706,077.76x = 974,856.53 × 542,442.83
  4. Step 4: Simplify right side
    706,077.76x = 528,803,939,684.36
  5. Step 5: Solve for x
    x = 528,803,939,684.36/706,077.76
  6. Step 6: Final answer
    x = 748,931.59

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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.