Home / 935,809.16-1,291,420.52-506,089.29

Finding the Fourth Proportional to 935,809.16, 1,291,420.52 and 506,089.29

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Solution

The fourth proportional to 935,809.16, 1,291,420.52 and 506,089.29 is: 698,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,809.16 : 1,291,420.52 = 506,089.29 : x
  2. Step 2: Convert to fraction form
    935,809.16/1,291,420.52 = 506,089.29/x
  3. Step 3: Cross multiply
    935,809.16x = 1,291,420.52 × 506,089.29
  4. Step 4: Simplify right side
    935,809.16x = 653,574,094,058.23
  5. Step 5: Solve for x
    x = 653,574,094,058.23/935,809.16
  6. Step 6: Final answer
    x = 698,405.32

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Double scale
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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.