Home / 747,095.40-1,031,080.05-424,853.91

Finding the Fourth Proportional to 747,095.40, 1,031,080.05 and 424,853.91

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Solution

The fourth proportional to 747,095.40, 1,031,080.05 and 424,853.91 is: 586,348.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,095.40 : 1,031,080.05 = 424,853.91 : x
  2. Step 2: Convert to fraction form
    747,095.40/1,031,080.05 = 424,853.91/x
  3. Step 3: Cross multiply
    747,095.40x = 1,031,080.05 × 424,853.91
  4. Step 4: Simplify right side
    747,095.40x = 438,058,390,765.50
  5. Step 5: Solve for x
    x = 438,058,390,765.50/747,095.40
  6. Step 6: Final answer
    x = 586,348.67

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1.5x scale

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.