Home / 707,430.10-1,058,812.35-497,478.10

Finding the Fourth Proportional to 707,430.10, 1,058,812.35 and 497,478.10

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Solution

The fourth proportional to 707,430.10, 1,058,812.35 and 497,478.10 is: 744,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,430.10 : 1,058,812.35 = 497,478.10 : x
  2. Step 2: Convert to fraction form
    707,430.10/1,058,812.35 = 497,478.10/x
  3. Step 3: Cross multiply
    707,430.10x = 1,058,812.35 × 497,478.10
  4. Step 4: Simplify right side
    707,430.10x = 526,735,956,134.54
  5. Step 5: Solve for x
    x = 526,735,956,134.54/707,430.10
  6. Step 6: Final answer
    x = 744,576.68

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1.5x scale

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.